2003 Ford Mustang Mach 1 Coupe 4AT

Factory configuration

What this model is

Trim: Mustang Mach 1
Body style: Coupe
Engine: 4.6L DOHC 32-valve V8
Transmission: 4-speed automatic overdrive

United States factory configuration. Equipment and appearance packages are not separate configurations.

Configuration-specific ownership

Maintenance for this exact configuration

These items are filtered to the engine, transmission, trim, and model-year applicability recorded for this configuration. Broad Amazon category searches are suppressed here; shopping links appear only beside catalog-backed part numbers.

Service topics: 5
Factory intervals: 4
Fitment-scoped: 5
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.

Engine oil filter
Exact reference available
Manufacturer application-catalog fitment only; this does not establish an oil-change interval.
Applies to: 2003 · US
4.6L/5.4L V8
Baldwin B329
Applies to: 2003 · 4.6L SOHC V8, 4.6L DOHC 32-valve V8, supercharged 4.6L DOHC 32-valve V8, 5.4L DOHC V8 (385 hp) · US
Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 240 — Ford 2003, Mustang V8 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 240 — Ford 2003, Mustang V8 row · checked 2026-09-01
  Search this part on Amazon
Cabin air filter
Sourced interval available
Replace if equipped.
Applies to: 2003 · US
Published interval: 15,000 mi · normal service
Source: Ford — 2003 Scheduled Maintenance Guide, Cars & Minivans · Normal Schedule Cars & Minivans · checked 2026-08-05
Engine air filter
Sourced interval available
Applies to: 2003 · US
Published interval: 30,000 mi · normal service
Source: Ford — 2003 Scheduled Maintenance Guide, Cars & Minivans · Normal Schedule Cars & Minivans · checked 2026-08-05
Spark plugs
Sourced interval available
Applies to: 2003 · US
Published interval: 100,000 mi · normal service
Source: Ford — 2003 Scheduled Maintenance Guide, Cars & Minivans · Normal Schedule Cars & Minivans · checked 2026-08-05
Automatic transmission fluid
Sourced interval available
Confirm the exact fluid against the fitted automatic transmission.
Applies to: 2003 · automatic · US
Published interval: 150,000 mi · normal service
Source: Ford — 2003 Scheduled Maintenance Guide, Cars & Minivans · Normal Schedule Cars & Minivans · checked 2026-08-05

Sources

Ford — 2003 Mustang sales brochure