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Wiring System - Engine fit your 1999 Ford Mustang 6 Cyl 3.8L 4-Speed Automatic Transmission 4R70W
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1999 Ford Mustang
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6 Cyl 3.8L; 4-Speed Automatic Transmission 4R70WVehicle Options
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Recommended
Part No. & Part Description
Price & Qty.
Part No. &
Part Description
Part Description
F6AZ-18801-A
CAPACITOR ASY. (RADIO IGNITION INTERFERENCE)Capacitor Assy - Radio Suppression- 3.8
- Base Number: 18801
- Callout Name: 18801
$6.67 $4.681
- VALVE ASY. (EXHAUST GAS RECIRCULATION)
$127.64 $77.221 
$180.89 $132.381
$70.73 $44.351- $611.11 $439.911
XL3Z-9D475-BA
Valve - Exhaust Gas Recirculation- Bare valve
- Fit Note: 3.8L
- Base Number: 9D475
- Callout Name: 9D475
$70.73 $44.351- XR3Z-9D475-CA
Valve - Exhaust Gas Recirculation- Includes bolts, gasket and spacer, without Calif. Ems.
- Fit Note: 6 Cyl 3.8L
- Callout Name: 9D475
- Replaced By: XL3Z-9D475-BA
$70.73 $44.351 - XR3Z-9D475-DA
Valve - Exhaust Gas Recirculation- Includes studs, gasket and spacer, with Calif. Ems.
- Fit Note: 6 Cyl 3.8L
- Callout Name: 9D475
- Replaced By: XL3Z-9D475-BA
$70.73 $44.351 
F5AZ-12A648-A
SENSOR ASY. (ENGINE COOLANT TEMPERATURE)Sensor - Engine Temperature, Ect- Rectangular connector with 2 flat pins
- Fit Note: 6 Cyl 3.8L, 8 Cyl 4.6L
- Callout Name: 12A648
- Replaced By: 3F1Z-12A648-A
$41.09 $25.761
XC2Z-9F472-AA
SENSOR ASY. (HEATED OXYGEN SENSOR) HO2SSensor - Hego- Located In Front Of Converter
- Fit Note: 6 Cyl 3.8L
- Callout Name: 9F472
- Replaced By: GU2Z-9G444-A
$83.64 $50.601
F4SZ-9B989-A
SENSOR ASY. (THROTTLE POSITION)Potentiometer - Engine Throttle- BEFORE 7-16-01
- Fit Note: 6 Cyl 3.8L
- Callout Name: 9B989
- Replaced By: F4SZ-9B989-AA
$72.36 $45.371
- SENSOR ASY. (CATALYST EXHAUST GAS OXYGEN MONITOR)
F6DZ-9G444-AA
Sensor - Exhaust Gas - Oxygen- #F6DF-AA, 4.6L, 4V
#F6DF-AA, LH, 4.6L, 2V - Require Quantity: 2
- Package Quantity: 1
- Base Number: 9G444
- Callout Name: 9G444
- Replaced By: GU2Z-9G444-A
$83.64 $50.601 - #F6DF-AA, 4.6L, 4V
XR3Z-9G444-CA
Sensor Assy- RH , 3.8L
RH , 4.6L - Location: Passenger Side
- Base Number: 9G444
- Callout Name: 9G444
$42.84 $30.841- RH , 3.8L
- TUBE (HEATER HOT WATER)
-389344-S100
Tee 5/8 X 5/8- (II-104-E) Tee 5/8" x 5/8" x 3/8", w/heater exc. Turbo MFI , ENG.SZ.: 4
(II-104-E) Tee-5/8" x 3/8" x 5/8", w/heater exc. Turbo MFI , ENG.SZ.: 6 - Fit Note: 3.8L
- Base Number: 389344-S100
- Callout Name: 18B402
$18.75 $13.731 
XR3Z-18B402-BA
Connector- ENG.SZ.: 6 , Return tube. Heater core to waterpump.
- Fit Note: 3.8L
- Base Number: 18B402
- Callout Name: 18B402
- XR3Z-18B402-CA
Tube- 90 degree heater supply nipple. Fits into back side of intake manifold. , ENG.SZ.: 6
- Fit Note: 3.8L
- Callout Name: 18B402
- RETAINER (WIRING HARNESS)
E9DZ-14A163-AA
Retainer- Retainer - push pin type - 20mm serrated pin with 60mm x 10mm wing - general use for wiring to sheet metal - use with electrical tape - incl. 10 retainers
- Base Number: 14A163B
- Callout Name: 14A163
$1.50 $1.0510 
F5PZ-14A163-AA
Strap Assy- Strap type retainer for wire bundle - 7.2mm (1/4") dia. stem, 15mm (5/8") mushroom head, 9.25mm (1/4") long serrated stem, 130mm (4 3/4") strap, includes 10 straps
- Base Number: 14A163G
- Callout Name: 14A163
$31.29 $22.521
F3DZ-14A163-AA
Retainer- Retain 14A664 wiring to column
- Require Quantity: 3
- Package Quantity: 1
- Base Number: 14A163
- Callout Name: 14A163
F8ZZ-14A163-CA
Retainer- Retain fuse box in engine compartment
- Base Number: 14A163E
- Callout Name: 14A163
XR3Z-14A163-AA
Retainer- Retain 7C078 or 15525 wiring to trans bell housing , use with N605891,S2 bolts
- Callout Name: 14A163
- XR3Z-14A163-BA
Retainer- Retain 7C078 or 15525 wiring to trans extension (7A039) housing, use with c/member bolts
- Callout Name: 14A163
- SENSOR ASY. (HEATED OXYGEN SENSOR) HO2S IDENTIFICATION CHART
$83.64 $50.601 - $140.00 $64.821
$337.90 $243.241
$83.64 $50.601
$83.64 $50.601- $83.64 $50.601
$83.64 $40.821
$38.11 $27.891
$118.31 $86.581- $245.32 $176.591
- $169.83 $122.261
$31.47 $22.661
XR3Z-9F715-AA
VALVE ASY. (IDLE AIR CONTROL) - IACValve Assy - Throttle Air By-Pass- Fit Note: 6 Cyl 3.8L
- Base Number: 9F715
- Callout Name: 9F715
$101.82 $61.601
-N620482-S36
HARDWARENut - Adjusting Screw- Base Number: HN1
- Callout Name: N620482-S36
- Replaced By: -N620482-S437
$11.33 $6.628
- ALTERNATOR ASY.
F4PZ-10346-BRM
Alternator Assy- 130 amp Reman,Includes Regulator,(NOTE: Prior 1997 model year O.E.M. replacement will also require new 10344 pulley)
- Fit Note: 3.8L
- Callout Name: 10346
- Replaced By: F4PZ-10346-BRM2
$285.45 $173.021 
F4PZ-10346-BRM1
Alternator Assy- 130 amp Reman,Includes Regulator,(NOTE: Prior 1997 model year O.E.M. replacement will also require new 10344 pulley)
- Fit Note: 3.8L
- Callout Name: 10346
- Replaced By: F4PZ-10346-BRM2
$285.45 $173.021
F5SZ-12029-A
COIL ASY. (IGNITION LESS MOUNTING STRAP)Coil Assy - Ignition- Fit Note: 6 Cyl 3.8L
- Callout Name: 12029
- Replaced By: F5SZ-12029-B
$144.91 $89.261
XF2Z-12A362-AA
SYNCHRONIZER ASY.Synchronizer Assy- Fit Note: 6 Cyl 3.8L
- Base Number: 12A362
- Callout Name: 12A362
$250.91 $151.801
XR3Z-14300-AA
CABLE ASY. (BATTERY TO STARTER RELAY)Cable Assy - Battery To Battery- Includes 14300, 14301 and oil pressure connection, when engine immersion heater is required order 6B018 seperate
- Fit Note: 6 Cyl 3.8L
- Callout Name: 14300
- Replaced By: YR3Z-14300-EA
$260.00 $147.671
F6VZ-11N087-AB
COVER (STARTER MOTOR SOLENOID TERMINAL)Cover - Starter Motor Terminal- Callout Name: 11N087
- WIRING ASY. (FUEL CHARGING)
XR3Z-12A581-AA
WIRE ASY. (ENGINE CONTROL SENSOR)Wire Assy- except Calif.Ems.
- Fit Note: 6 Cyl 3.8L
- Callout Name: 12A581
XR3Z-14305-AA
WIRING ASY. (ALTERNATOR TO VOLTAGE REGULATOR)Wiring Assy - Alternator- Fit Note: 6 Cyl 3.8L
- Base Number: 14305
- Callout Name: 14305
Genuine Ford Parts, the Right Choice
FordPartsGiant.com offers the wholesale prices for genuine 1999 Ford Mustang parts. Parts like Wiring System - Engine are shipped directly from authorized Ford dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 6 Cyl 3.8L. Transmission: 4AT 4R70W.