2012Ford Mustang

Service topics

13

Factory intervals

9

Fitment-scoped

13

Exact references

1

Before orderingIdentify your engine, options and build date.Part numbers and sizes can change within one model year. Shopping links appear only for catalog-backed references; still verify the listing against your vehicle before ordering.

• 01

  Engine oil and filter

  Sourced interval available

  V6/GT/Boss oil-life monitor maximum

  Service as indicated by the Intelligent Oil Life Monitor, which may call for earlier service; maximum one year or 10,000 miles. Reset after oil and filter replacement. Shelby does not use this monitor.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 10,000 mi / 12 months · Service as indicated by the Intelligent Oil Life Monitor, which may call for earlier service; maximum one year or 10,000 miles. Reset after oil and filter replacement. Shelby does not use this monitor.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 327, 330, 333–334 · checked 2026-09-07

  V6/GT/Boss oil-monitor fallback

  If the monitor is prematurely reset or inoperative, change oil/filter within six months or 5,000 miles from the last change.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 5,000 mi / 6 months · If the monitor is prematurely reset or inoperative, change oil/filter within six months or 5,000 miles from the last change.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 327 · checked 2026-09-07

  V6/GT/Boss dusty-use oil and filter

  For primarily dusty/unpaved-road operation, whichever comes first. Towing and extensive idling retain message-center-directed oil service; do not substitute the Shelby 200-hour rule.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 5,000 mi / 6 months · For primarily dusty/unpaved-road operation, whichever comes first. Towing and extensive idling retain message-center-directed oil service; do not substitute the Shelby 200-hour rule.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 339–340 · checked 2026-09-07

  Shelby normal oil and filter

  Whichever comes first. This engine does not use the V6/GT Intelligent Oil Life Monitor.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 7,500 mi / 6 months · Whichever comes first. This engine does not use the V6/GT Intelligent Oil Life Monitor.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 38, 41–42 · checked 2026-09-07

  Shelby special-use oil and filter

  For primarily extensive idling/low-speed commercial or dusty operation, whichever comes first. Extensive idling additionally requires service within 200 engine hours.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 5,000 mi / 6 months · For primarily extensive idling/low-speed commercial or dusty operation, whichever comes first. Extensive idling additionally requires service within 200 engine hours.

  Source: Ford — 2012 Shelby GT500 Supplement · p. 47 · checked 2026-09-07

  Boss 302 post-track oil and filter

  Ford recommends changing oil and filter after track or competition use; this is additional to the normal oil-life-monitor schedule. Use the Boss-specific oil specification.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302, Boss 302 Laguna Seca · US

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · pp. 31, 40 · checked 2026-09-07

• 02

  Engine oil filter

  Exact reference available

  Manufacturer application-catalog fitment only; this does not establish an oil-change interval.

  Applies to: 2012 · US

  3.7L V6 and 5.0L V8

  Baldwin B7449

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 227 — Ford 2012, Mustang 3.7L and 5.0L rows · checked 2026-09-01

  Verified ordering references

  • Service replacementBaldwin B7449

    Qty. 1 · Engine oil filter · catalog-listed

    Baldwin's manufacturer application table lists this filter for the stated model year and engine. Confirm the VIN and installed engine before ordering.

    Catalog: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 227 — Ford 2012, Mustang 3.7L and 5.0L rows · checked 2026-09-01

    Search this part on Amazon

  Shelby GT500

  Baldwin B329

  Applies to: 2012 · 5.4L supercharged DOHC V8, 5.8L supercharged DOHC V8 (662 hp) · Shelby GT500 · US

  Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 227 — Ford 2012, Mustang supercharged Shelby row · checked 2026-09-01

  Verified ordering references

  • Service replacementBaldwin B329

    Qty. 1 · Engine oil filter · catalog-listed

    Baldwin's manufacturer application table lists this filter for the stated model year and engine. Confirm the VIN and installed engine before ordering.

    Catalog: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 227 — Ford 2012, Mustang supercharged Shelby row · checked 2026-09-01

    Search this part on Amazon
• 03

  Scheduled checks and inspections

  Sourced interval available

  V6/GT/Boss oil-warning response

  Complete oil service within two weeks or 500 miles after ENGINE OIL CHANGE DUE or OIL CHANGE REQUIRED appears; this is a warning deadline, not a recurring service interval.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 327 · checked 2026-09-07

  V6/GT/Boss every oil-service inspections

  At each indicated oil service inspect tire wear/tread and wheels; rotate V6/GT tires, but Boss rotation follows its separate 5,000-mile/directional-tire rules; inspect brakes/parking brake, coolant strength/hoses, exhaust/heat shields, applicable half-shaft boots, steering/ball joints/suspension/tie rods/driveshaft/U-joints (lubricate grease fittings only). The automatic has no underhood dipstick; consult dealer for checks and investigate leaks or poor operation.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 307, 334 · checked 2026-09-07

  Shelby tire rotation

  Standard tires: side to side only, never front to rear or crisscross. Rotation is NOT recommended for the directional optional performance-package tires (P265/40-19 front, P285/35-20 rear).

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 5,000 mi · Standard tires: side to side only, never front to rear or crisscross. Rotation is NOT recommended for the directional optional performance-package tires (P265/40-19 front, P285/35-20 rear).

  Source: Ford — 2012 Shelby GT500 Supplement · p. 18 · checked 2026-09-07

  Shelby normal wheel inspection

  Inspect wheel/related-component noise, wear, looseness or drag; whichever comes first. Tire rotation follows its separate rules.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 7,500 mi / 6 months · Inspect wheel/related-component noise, wear, looseness or drag; whichever comes first. Tire rotation follows its separate rules.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 41–42 · checked 2026-09-07

  Shelby brake, cooling and chassis inspections

  Inspect brakes/parking brake, coolant concentration/hoses, exhaust/heat shields and steering/ball joints/suspension/tie rods/driveshaft/U-joints; lubricate only grease fittings. Whichever comes first.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 15,000 mi / 12 months · Inspect brakes/parking brake, coolant concentration/hoses, exhaust/heat shields and steering/ball joints/suspension/tie rods/driveshaft/U-joints; lubricate only grease fittings. Whichever comes first.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 41–42 · checked 2026-09-07

  V6/GT/Boss dusty tire and wheel checks

  Inspect tire wear/tread and wheel/related-component noise, wear, looseness or drag in primarily dusty operation. Rotate V6/GT tires; Boss rotation follows its separate directional-tire restriction.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 5,000 mi · Inspect tire wear/tread and wheel/related-component noise, wear, looseness or drag in primarily dusty operation. Rotate V6/GT tires; Boss rotation follows its separate directional-tire restriction.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 340 · checked 2026-09-07

  Shelby special-use tire and wheel checks

  Primarily idling or dusty operation: inspect tires/wheels and rotate only where permitted by the directional-tire limitation. Extensive idling also requires brake inspection and control-arm/steering-ball-joint lubrication if grease fittings exist.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 5,000 mi · Primarily idling or dusty operation: inspect tires/wheels and rotate only where permitted by the directional-tire limitation. Extensive idling also requires brake inspection and control-arm/steering-ball-joint lubrication if grease fittings exist.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 18, 47 · checked 2026-09-07

  Shelby before-and-after-track service

  The supplement calls for multi-point inspection and maintenance outlined in the 150,000-mile normal schedule before and after track use. Review the exact competition-preparation instructions and warranty limitations in the supplement with the servicing technician.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Source: Ford — 2012 Shelby GT500 Supplement · p. 35 · checked 2026-09-07

  Monthly owner checks

  Check engine oil, washer fluid, lights, tire wear and pressure including spare.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp), 5.4L supercharged DOHC V8 · US

  Published interval: 1 months · Check engine oil, washer fluid, lights, tire wear and pressure including spare.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 330; Shelby p. 38 · checked 2026-09-07

  Six-month owner checks

  Check seat belts/latches, parking brake, warning lamps, coolant level/strength, battery connections, washer/wipers, hinges/latches/locks, weatherstrips and drain holes; clean/lubricate as needed.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp), 5.4L supercharged DOHC V8 · US

  Published interval: 6 months · Check seat belts/latches, parking brake, warning lamps, coolant level/strength, battery connections, washer/wipers, hinges/latches/locks, weatherstrips and drain holes; clean/lubricate as needed.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 330; Shelby pp. 38–39 · checked 2026-09-07

  Recommended multi-point inspection

  At every scheduled visit check applicable fluid levels, tires/spare, exhaust, battery, horn/lights, cooling and A/C hoses, washer/wipers, windshield, leaks, air filter, applicable boots, suspension, steering/linkage, belts and clutch operation.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp), 5.4L supercharged DOHC V8 · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 331; Shelby p. 39 · checked 2026-09-07

  Boss 302 tire rotation

  Standard Boss 302 tires rotate side to side only, never front to rear or crisscross. This interval does not apply to Laguna Seca.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302 · US

  Published interval: 5,000 mi · Standard Boss 302 tires rotate side to side only, never front to rear or crisscross. This interval does not apply to Laguna Seca.

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · pp. 25–26 · checked 2026-09-07

  Boss 302 Laguna Seca tire restriction

  The Laguna Seca directional tires must NOT be rotated. No numerical rotation interval applies to this factory tire fitment.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302 Laguna Seca · US

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · pp. 25–26 · checked 2026-09-07

  Boss 302 post-track maintenance

  After track use perform the multi-point inspection and maintenance outlined in the 150,000-mile normal schedule. Consult the Boss supplement for track preparation and warranty limitations; no extra numerical road-service interval is inferred.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302, Boss 302 Laguna Seca · US

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · p. 40 · checked 2026-09-07

• 04

  Cabin air filter

  Sourced interval available

  V6/GT/Boss cabin-filter replacement

  Replace if equipped every 20,000 miles. Inspect at EVERY indicated oil change in the exact 2012 table; do not copy the 2011 alternate-service inspection pattern.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 20,000 mi · Replace if equipped every 20,000 miles. Inspect at EVERY indicated oil change in the exact 2012 table; do not copy the 2011 alternate-service inspection pattern.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 334–335 · checked 2026-09-07

  Shelby cabin-filter replacement

  Replace if equipped every 15,000 miles. Inspect at intervening 7,500-mile/6-month columns (7,500/6, 22,500/18 and so on through 142,500/114).

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 15,000 mi · Replace if equipped every 15,000 miles. Inspect at intervening 7,500-mile/6-month columns (7,500/6, 22,500/18 and so on through 142,500/114).

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 41–43 · checked 2026-09-07

• 05

  Engine air filter

  Sourced interval available

  V6/GT/Boss engine air-filter replacement

  Every 30,000 miles. In extensive idling or dusty operation inspect frequently and replace as required; the same applies to the cabin filter.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 30,000 mi · Every 30,000 miles. In extensive idling or dusty operation inspect frequently and replace as required; the same applies to the cabin filter.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 335, 339–340, 344 · checked 2026-09-07

  Shelby engine air-filter replacement

  Every 30,000 miles. Under extensive idling or dusty conditions inspect frequently and replace as required, including cabin filter.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 30,000 mi · Every 30,000 miles. Under extensive idling or dusty conditions inspect frequently and replace as required, including cabin filter.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 43, 47 · checked 2026-09-07

• 06

  Fuel filter

  Sourced interval available

  V6/GT/Boss lifetime fuel filter

  The fuel filter is integrated into the fuel tank and does not require regular maintenance or replacement. The owner guide explicitly refers Shelby requirements to its supplement.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 295 · checked 2026-09-07

  Shelby fuel-filter replacement

  Every 30,000 miles. For California-registered vehicles, failure to perform this item does not nullify the emissions warranty or limit recall liability during vehicle useful life; Ford still recommends the service.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 30,000 mi · Every 30,000 miles. For California-registered vehicles, failure to perform this item does not nullify the emissions warranty or limit recall liability during vehicle useful life; Ford still recommends the service.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 43, 50 · checked 2026-09-07

• 07

  Spark plugs

  Sourced interval available

  V6/GT/Boss normal spark plugs

  First listed replacement at 100,000 miles; no calendar or unprinted recurrence is inferred.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 100,000 mi · First listed replacement at 100,000 miles; no calendar or unprinted recurrence is inferred.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 335 · checked 2026-09-07

  V6/GT/Boss commercial-idling spark plugs

  Every 60,000 miles when primarily extensive idling/low-speed commercial use.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 60,000 mi · Every 60,000 miles when primarily extensive idling/low-speed commercial use.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 339 · checked 2026-09-07

  Shelby spark plugs

  Every 45,000 miles; retain this engine-specific interval.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 45,000 mi · Every 45,000 miles; retain this engine-specific interval.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 28, 43 · checked 2026-09-07

• 08

  Coolant

  Sourced interval available

  V6/GT/Boss initial coolant

  First change, whichever comes first.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 100,000 mi / 72 months · First change, whichever comes first.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 330, 335, 344 · checked 2026-09-07

  V6/GT/Boss subsequent coolant

  After the initial change, whichever comes first.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Published interval: 50,000 mi / 36 months · After the initial change, whichever comes first.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 330, 335, 344 · checked 2026-09-07

  Shelby initial coolant

  First change, whichever comes first.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 105,000 mi / 72 months · First change, whichever comes first.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 38, 43, 51 · checked 2026-09-07

  Shelby subsequent coolant

  After the initial change, whichever comes first.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 45,000 mi / 36 months · After the initial change, whichever comes first.

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 38, 43, 51 · checked 2026-09-07

• 09

  Drive belts

  Fitment must be confirmed

  V6/GT/Boss accessory-belt service

  Inspect at 100,000 miles and follow up at 120,000; at 150,000 replace if not replaced within the last 100,000 miles. Also inspect during recommended multi-point visits.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 331, 335 · checked 2026-09-07

  Shelby accessory-belt service

  Inspect at 105,000 miles and follow up at 120,000; at 150,000 replace if not replaced within the last 100,000 miles. Also inspect during recommended multi-point visits.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 39, 43 · checked 2026-09-07

• 10

  Transmission and transfer-case fluid

  Sourced interval available

  V6/GT/Boss normal manual fluid

  First listed replacement at 150,000 miles; manual transmission only.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · 6-speed manual · US

  Published interval: 150,000 mi · First listed replacement at 150,000 miles; manual transmission only.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 335 · checked 2026-09-07

  V6/GT/Boss normal automatic fluid and filter

  First listed fluid and filter replacement at 150,000 miles; the exact owner guide identifies this automatic as 6R80.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · 6-speed automatic · US

  Published interval: 150,000 mi · First listed fluid and filter replacement at 150,000 miles; the exact owner guide identifies this automatic as 6R80.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 319, 335 · checked 2026-09-07

  6R80 normal-service boundary

  The exact 2012 special-use tables do not prescribe a shortened automatic-fluid interval. The six-speed automatic is identified as 6R80. The surrounding scheduling examples still mention a 30,000-mile automatic change without an applicable table row; that example is not published here as a service requirement. Follow the actual normal table and ask Ford to clarify that inconsistent example for special use; investigate leaks or abnormal operation.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · 6-speed automatic · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 307, 319, 339–340 · checked 2026-09-07

  V6/GT towing manual fluid

  Every 60,000 miles when primarily towing or using a camper/car-top carrier; follow vehicle towing restrictions.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8 · 6-speed manual · V6, V6 Premium, GT, GT Premium · US

  Published interval: 60,000 mi · Every 60,000 miles when primarily towing or using a camper/car-top carrier; follow vehicle towing restrictions.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 339 · checked 2026-09-07

  V6/GT/Boss dusty-use manual fluid

  Every 50,000 miles when primarily dusty-road operation.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8, 5.0L Hi-Po Ti-VCT V8 (444 hp) · 6-speed manual · US

  Published interval: 50,000 mi · Every 50,000 miles when primarily dusty-road operation.

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 340 · checked 2026-09-07

  Shelby normal manual fluid

  Every 150,000 miles; TREMEC six-speed manual only.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · TREMEC 6-speed manual · US

  Published interval: 150,000 mi · Every 150,000 miles; TREMEC six-speed manual only.

  Source: Ford — 2012 Shelby GT500 Supplement · p. 43 · checked 2026-09-07

  Shelby dusty-use manual fluid

  Every 50,000 miles when primarily dusty-road operation.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · TREMEC 6-speed manual · US

  Published interval: 50,000 mi · Every 50,000 miles when primarily dusty-road operation.

  Source: Ford — 2012 Shelby GT500 Supplement · p. 47 · checked 2026-09-07

• 11

  Axle fluid

  Fitment must be confirmed

  V6/GT synthetic axle exception

  Factory synthetic rear-axle lubricant has no routine change unless a leak is suspected, service is required or the axle is submerged. Change after submersion; the synthetic-fluid exception controls routine axle service.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8 · V6, V6 Premium, GT, GT Premium · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · pp. 314–315, 343 · checked 2026-09-07

  Shelby synthetic axle exception

  No routine change unless a leak is suspected, service is required or the axle is submerged; change after submersion. Separate high-speed/competition requirements apply.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Source: Ford — 2012 Shelby GT500 Supplement · pp. 31–32, 50 · checked 2026-09-07

  Shelby high-speed or competition axle service

  Replace rear-axle lubricant after the first hour of high-speed operation or competition use, then every 12 hours. Consult the supplement for competition preparation and warranty limitations.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Source: Ford — 2012 Shelby GT500 Supplement · p. 35 · checked 2026-09-07

  Boss 302 synthetic axle and track exception

  No routine change unless a leak is suspected, service is required or the axle is submerged. Change lubricant and friction modifier after submersion and after the first hour of high-speed/track/competition operation, then every 12 hours under those conditions.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302, Boss 302 Laguna Seca · US

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · pp. 32–33, 40 · checked 2026-09-07

• 12

  Chassis lubrication

  Sourced interval available

  Shelby special-use U-joints

  Primarily extensive idling or dusty operation: inspect and lubricate U-joints, whichever comes first.

  Applies to: 2012 · 5.4L supercharged DOHC V8 · US

  Published interval: 5,000 mi / 6 months · Primarily extensive idling or dusty operation: inspect and lubricate U-joints, whichever comes first.

  Source: Ford — 2012 Shelby GT500 Supplement · p. 47 · checked 2026-09-07

  V6/GT towing U-joint inspection

  When primarily towing or using a camper/car-top carrier, inspect frequently and lubricate U-joints as required. Follow the actual vehicle towing restrictions.

  Applies to: 2012 · 3.7L Ti-VCT V6, 5.0L Ti-VCT V8 · V6, V6 Premium, GT, GT Premium · US

  Source: Ford — 2012 Mustang Owner’s Guide, third printing, USA · p. 339 · checked 2026-09-07

• 13

  Brake fluid

  Fitment must be confirmed

  Boss 302 track brake-fluid preparation

  For track performance Ford recommends changing to Super DOT 4 brake fluid meeting WSS-M6C65-A2. This is track preparation, not a recurring road-use replacement interval. Consult the supplement for complete preparation and brake-bedding instructions.

  Applies to: 2012 · 5.0L Hi-Po Ti-VCT V8 (444 hp) · Boss 302, Boss 302 Laguna Seca · US

  Source: Ford — 2012 Boss 302 supplement, second printing, USA · p. 37 · checked 2026-09-07