2003 Ford Mustang Deluxe Coupe 4AT

Factory configuration

What this model is

Trim: Mustang Deluxe
Body style: Coupe
Engine: 3.8L OHV V6
Transmission: 4-speed automatic overdrive

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

Compare related 2003 configurations

Compare up to twelve documented pairings, prioritizing the same engine, body, trim and gearbox as this car. This related selection is not a complete factory lineup.

Browse all documented 2003 configurations →

Compare 12 related configurations — current car marked

2003 Ford Mustang: documented configuration differences
Configuration	Engine	Transmission	Body
Current carMustang Deluxe Coupe 4AT	3.8L OHV V6	4-speed automatic overdrive	Coupe
Mustang Deluxe Coupe 5MT	3.8L OHV V6	5-speed manual overdrive	Coupe
Mustang Standard Coupe 4AT	3.8L OHV V6	4-speed automatic overdrive	Coupe
Mustang Premium Coupe 4AT	3.8L OHV V6	4-speed automatic overdrive	Coupe
Mustang Standard Coupe 5MT	3.8L OHV V6	5-speed manual overdrive	Coupe
Mustang Premium Coupe 5MT	3.8L OHV V6	5-speed manual overdrive	Coupe
Mustang Deluxe Convertible 4AT	3.8L OHV V6	4-speed automatic overdrive	Convertible
Mustang Deluxe Convertible 5MT	3.8L OHV V6	5-speed manual overdrive	Convertible
Mustang Premium Convertible 4AT	3.8L OHV V6	4-speed automatic overdrive	Convertible
Mustang GT Deluxe Coupe 4AT	4.6L SOHC V8	4-speed automatic overdrive	Coupe
Mustang GT Premium Coupe 4AT	4.6L SOHC V8	4-speed automatic overdrive	Coupe
Mustang Mach 1 Coupe 4AT	4.6L DOHC 32-valve V8	4-speed automatic overdrive	Coupe

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
Scheduled topics: 4
Applicability stated: 5
Exact references: 1

Before ordering Identify 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 filterView intervals, applicability and sources
Engine oil filter
Exact reference available
Manufacturer application-catalog fitment only; this does not establish an oil-change interval.
Applies to: 2003 · US
3.8L/3.9L V6
Baldwin B243
Applies to: 2003 · 3.8L OHV V6 · US
Source: Baldwin Filters — Automotive Applications catalog (2017) · PDF page 240 — Ford 2003, Mustang V6 row · checked 2026-09-01
Verified ordering references
Service replacementBaldwin B243
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 V6 row · checked 2026-09-01
Search this part on Amazon
Cabin air filterView intervals, applicability and sources
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 filterView intervals, applicability and sources
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 plugsView intervals, applicability and sources
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 fluidView intervals, applicability and sources
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

Search results may cover different scales, trims and model years. Check each listing; this search does not establish an exact replica of the documented vehicle.

Sources

Ford — 2003 Mustang sales brochure