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Holley EFI

Holley EFI Ford V8 Injector Harness for HP EFI & Dominator EFI 558-209

Sale Price $249.95 Regular Price ~~$287.95~~
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Holley EFI

Holley EFI Gen III HEMI V8 Injector Harness - Stock/USCAR style injectors 558-210

Sale Price $199.95 Regular Price ~~$224.95~~
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Holley EFI

Holley EFI HP EFI ECU & Harness Kits 550-617N

Sale Price $3,399.95 Regular Price ~~$3,824.95~~
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Holley EFI

Holley EFI Universal MPFI Main Harness for HP EFI & Dominator EFI 558-104

Sale Price $528.95 Regular Price ~~$618.95~~
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Holley EFI

Holley EFI Unterminated Universal Main Harness for HP EFI & Dominator EFI 558-105

Sale Price $528.95 Regular Price ~~$618.95~~
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Holley EFI

Holley EFI Ford 2V & 4V Modular Main Harness, For HP EFI & Dominator EFI 558-108

Sale Price $799.95 Regular Price ~~$899.95~~

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Holley EFI

Holley EFI Used with 24x/1x Gen 3 LS with Terminator Throttle Body Fuel Injection 558-111

Sale Price $699.95 Regular Price ~~$806.95~~
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Holley EFI
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Holley EFI Used with 58x/4x Gen 4 LS with Terminator Throttle Body Fuel Injection 558-112

Sale Price $699.95 Regular Price ~~$787.95~~
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Holley EFI

Holley EFI Holley EFI GM Drive-By-Wire Harness 558-406

Sale Price $249.95 Regular Price ~~$281.95~~
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Holley EFI

Holley EFI Dominator EFI GM Dual Drive-By-Wire Harness 558-411

Sale Price $368.95 Regular Price ~~$425.95~~
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Holley EFI

Holley EFI LS2/3/7+ (58x/4x) Engine Main Harness for HP EFI & Dominator EFI 558-103

Sale Price $632.95 Regular Price ~~$731.95~~
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Holley EFI

Holley EFI CAN Extension Harness - 8' 558-425

Sale Price $65.85 Regular Price ~~$75.95~~
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Holley EFI

Holley EFI CAN EXTENSION HARNESS, 12FT 558-426

Sale Price $79.05 Regular Price ~~$91.95~~
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Holley EFI

Holley EFI CAN Extension Harness - 9'' 558-428

Sale Price $52.69 Regular Price ~~$60.95~~
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Holley EFI

Holley EFI EV6 Injectors - Drive-by-Wire Throttle Body Control 550-1425

Sale Price $2,299.95 Regular Price ~~$2,531.95~~

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Holley EFI

Holley EFI V8 over Manifold, Bosch Style Injector Harness 558-200

Sale Price $199.95 Regular Price ~~$230.95~~
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Holley EFI

Holley EFI TPI/Stealth Ram™ Main Harness for Avenger EFI, HP EFI & Dominator EFI 558-101

Sale Price $632.95 Regular Price ~~$731.95~~

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Holley EFI

Holley EFI Holley EFI Terminator X Stealth 4500 - Shiny 550-1070

Sale Price $2,919.95 Regular Price ~~$3,206.95~~

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Holley EFI

Holley EFI Holley EFI Ford GT500 and 3V Drive-by-Wire Throttle Body Harness 558-461

Sale Price $474.95 Regular Price ~~$546.95~~
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Holley EFI

Holley EFI 12" Male to Female CAN Adapter Harness 558-451

Sale Price $43.73 Regular Price ~~$50.42~~
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Holley EFI

Holley EFI 8' Male to Female CAN Adapter Harness 558-453

Sale Price $65.85 Regular Price ~~$75.95~~
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Holley EFI

Holley EFI 12' Male to Female CAN Adapter Harness 558-454

Sale Price $92.19 Regular Price ~~$106.95~~
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Holley EFI

Holley EFI Holley EFI EV6 Unterminated Injector Harness Kit 558-216

Sale Price $149.95 Regular Price ~~$172.95~~
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Holley EFI

Holley EFI Holley EFI Terminator X Stealth GM LS 4150 - Black 550-1061

Sale Price $2,299.95 Regular Price ~~$2,531.95~~

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Holley EFI

Holley EFI Holley EFI Terminator X Stealth 4150 - Shiny 550-1001

Sale Price $1,999.95 Regular Price ~~$2,193.95~~
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Holley EFI

Holley EFI Bosch/EV1 Style, Low Impedance Fuel Injectors Maximum Horsepower: 1050 522-668

Sale Price $749.95 Regular Price ~~$843.95~~
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Holley EFI

Holley EFI Holley Terminator X Fuel Injectors - Set of Eight 522-768X

Sale Price $475.95 Regular Price ~~$535.95~~
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Holley EFI

Holley EFI Holley Terminator X Fuel Injectors - Set of Eight 522-428

Sale Price $649.95 Regular Price ~~$731.95~~
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Holley EFI

Holley EFI Holley Terminator X Fuel Injectors - Set of Eight 522-488

Sale Price $649.95 Regular Price ~~$731.95~~
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Holley EFI

Holley EFI Holley Terminator X Fuel Injectors - Set of Eight 522-248

Sale Price $672.95 Regular Price ~~$775.95~~

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Let customers speak for us

from 139 reviews

Best looking headers I’ve ever seen for a 1980 C10

Best looking headers I’ve ever seen for a 1980 C10.

Patterson, Jesse

06/15/2026

Speed Engineering SBC Longtube Headers — 1960–1987 Chevrolet C10 & K10 Trucks | SBC 5.0L/305 & 5.7L/350 | 25-1236

Top quality and fits

Top quality and fits perfect

Eddy Flores

06/14/2026

Suspension Engineering Camaro & Firebird Lower Control Arm Relocation Brackets 1982-02 (Red or Black) 33-1006

Good

Good service!@

Jose Santana

Speed Engineering 1-7/8" LT Swap Longtube Headers — 1982–1988 GM G-Body | Gen V LT1/LT4 5.3L/6.2L | 25-1165

My lights were easy to install and worked with no issues

My lights were easy to install and worked with no issues. 10/10

Tracey Thomas

06/11/2026

Raxiom 15-22 Ford Mustang Axial Series LED Side Marker Lights Rear (Smoked)

Excellent quality

Excellent quality. Gives the space I need for more upgrades.

George Finn

Suspension Engineering Tunnel Brace 2008-2017 Camaro/Pontiac G8/Chevy SS (Red or Black) 33-1099

Top notch company.

Item was exactly as described and installed very easy. Shipping took a little longer than expected but was due to UPS. Would highly recommend.

Joe Nelson

06/09/2026

Edge Products Replacement power cable for CTS3, Trinity 2, and TrailDash 3. 98109

Fast Orange Grease X laundry soap cuts through the oil well!

Fast Orange Grease X laundry soap cuts through the oil well. I have spent weeks treating my son's clothes with Palmolive and other degreasers. They only took care of the surface oil and dirt. I did not have to pretreat with Fast Orange.

Connie Baxley

06/08/2026

Berry Performance Sales

Good price and fast shipping

Good price and fast shipping.

Jody Newman

06/06/2026

Speed Engineering 1-7/8" Longtube Headers & X-Pipe Full Kit — 2015–2023 Ford Mustang GT 5.0L Coyote | 25-1085

Product is well made and fits perfectly

Product is well made and fits

James & Candi White

06/03/2026

Advanced Engine Design Complete Baseplate Assm 850 CFM 6470

Flawless transaction and would

Flawless transaction and would recommend

JOHNNY BOX

06/01/2026

Took a little bit to get all the peices but over all good people and they definitely hold up on their end

Cameron

05/30/2026

Speed Engineering 1-7/8" Longtube Headers & Y-Pipe Full Kit — 2014–2018 Chevrolet Silverado & GMC Sierra 1500 | 5.3L/6.2L | 25-1037

The headers look like great construction came

The headers look like great construction came with header bolts v bands and gaskets at a great price! Awesome experience will shop here again!

Kenneth Rainey

05/29/2026

Speed Engineering Universal SBF Turbo Headers — Forward Facing Down | Small Block Ford 3.6L–5.8L | 25-1176

Fast

Fast shipping

kevin johnson

05/28/2026

SPC Performance 2021+ Ford Bronco Sport AWD / 2022+ Ford Maverick AWD Adjustable Rear Camber Arm

Bought them for a run stand

Bought them for a run stand, will work fine.

Anonymous

FlowTech Flowtech Purple Hornies Glasspack 50230FLT

Excellent quality, fast shipping. Great company to buy from.

Wayne

05/26/2026

Speed Engineering 1993–1997 Camaro & Firebird 1-3/4" Longtube Headers (Gen 2 LT1 Engines) 25-1019

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