Ford Cougar EFI Systems & Components

Fast®XFI Fuel Injector Harness
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# sp226914
XFI Fuel Injector Harness by Fast®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. Manufactured using the highest grade materials and the latest technology, they deliver the ultimate in...
High quality at an affordable priceExpertly made from premium materials
$142.95 - $181.95
Holley®Dominator EFI Harness Kit
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# sp183089
Dominator EFI Harness Kit by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more....
Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency
$219.95 - $1,149.95
Holley®Fuel Injector Wiring Harness
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# sp112737
Fuel Injector Wiring Harness by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more....
High quality at an affordable priceExpertly made from premium materials
$189.95 - $1,395.95
Holley®Terminator X Max™ Direct Injection Kit
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# sp218333
Terminator X Max™ Direct Injection Kit by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control of your...
Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles
$1,727.95 - $3,333.95
Holley®Terminator X™ MPFI Kit
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# sp196613
Terminator X™ MPFI Kit by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From...
Made with precision and quality in mindBuilt to last
$1,336.95 - $1,392.95
Speedmaster®Fuel Injection System
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# sp183149
Fuel Injection System by Speedmaster®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect...
Created by professionals to meet your requirementsSuperior longevity and dependability
$3,260.00 - $3,590.00
Fast®XFI® Fuel Injector Harness (301203)
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# mpn4743384649
XFI® Fuel Injector Harness (301203) by Fast®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. Manufactured using the highest grade materials and the latest technology, they deliver the...
High quality at an affordable priceExpertly made from premium materials
$142.95
Holley®EFI Injector Harness Kit (558-508)
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# mpn1436432254
EFI Injector Harness Kit (558-508) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...
Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency
$649.95
Holley®Terminator X MAX™ MPFI Kit (550-945)
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# mpn4665942073
Terminator X MAX™ MPFI Kit (550-945) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and...
Made with precision and quality in mindBuilt to last
$1,783.95
Holley®Terminator X™ MPFI Main Harness Kit (550-937)
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# mpn4665942091
Terminator X™ MPFI Main Harness Kit (550-937) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake...
For GM LS Engines with 24x crank reluctor and Multec 2 InjectorsReal-Time fuel map learn, takes the guess work out of tuning your base fuel table.
$1,392.95
Speedmaster®Fuel Injection System (1-135-009)
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# mpn4642804978
Fuel Injection System (1-135-009) by Speedmaster®. Oval Port Manifold & Fast Ez-Efi Self-Tuning Fuel Injection System. The Speedmaster and Fast throttle body EFI delivers crisp EFI performance with systems capable of supporting up to...
Created by professionals to meet your requirementsSuperior longevity and dependability
$3,390.00