Fuel Injection
Best prices and service Guranteed
We can match the mail order guys on Holley Carbs too!
Just call!
Custom Works is an authorized Holley EFI dealer and installation center. We have nearly ten years building and tuning EFI systems. We can tune your existing system, and have experience with Haltech, Accel DFI, AEM, and Holley Commander 950. We can also build you a system using one of Holley's state of the art new systems. Holley has taken EFI to the next level of control and ease of tuning. We offer free technical help to customers who install and tune their own systems. Call for assistance on building a system. We can beat any advertised prices, Also Carburetors
We are an authorized dealer and Installation Center For Holley
Throttle Body Injection Units
Avenger w/handheld tuner
550-400 200-400 hp $1950
550-401 375-525 hp $1950
550-402 450-600 hp $1950
HP System- uses laptop
550-411 300-525 hp $1699
550-412 up to 600 hp $1699
*HP systems do NOT include fuel pump
550-400 200-400 hp $1950
550-401 375-525 hp $1950
550-402 450-600 hp $1950
HP System- uses laptop
550-411 300-525 hp $1699
550-412 up to 600 hp $1699
*HP systems do NOT include fuel pump
Multiport Injection Units
Avenger w/handheld tuner
Small Block Chevy
550-811 up to 500 hp $2899
Big Block Chevy
550-831 up to 650 hp $2999
HP System- uses laptop
Small Block Chevy
550-810 $2450
Big Block Chevy
550-830 $2599
*HP Multiport systems do NOT include injectors or fuel pump. These need to be sized to your engine.
Small Block Chevy
550-811 up to 500 hp $2899
Big Block Chevy
550-831 up to 650 hp $2999
HP System- uses laptop
Small Block Chevy
550-810 $2450
Big Block Chevy
550-830 $2599
*HP Multiport systems do NOT include injectors or fuel pump. These need to be sized to your engine.
ECU and Harness Kits HP System
550-600 GM TPI and Stealth Ram $1399
550-602 LS1/LS6 $1499
550-603 LS2/LS7 $1499
550-604 Universal V8 $1399
*Kits are designed to use factory sensors and injectors where applicable, not included.
550-602 LS1/LS6 $1499
550-603 LS2/LS7 $1499
550-604 Universal V8 $1399
*Kits are designed to use factory sensors and injectors where applicable, not included.
We can build you a system!
Call us to build a system to suit your needs. We are an authorized Holley installation center and can provide the technical support you need, at the best prices! 530 864-5846
Self tuning made easy! set up in minutes
Custom Works Car with New HP EFI from Holley
Let us help with your LS motor swap
We have the knowledge to help you successfully complete an LS1 or any of the LS family of motors. We can design you a fuel system, and simplify the wiring. In most cases the factory controls can be used and tuned to suit your needs. Call us before you begin.
Custom designed fuel systems
We can provide you with the best solution for your fuel delivery. We always prefer to have an in-tank fuel pump and can get you the tank you need
Tank and pump systems starting at $800
Tank and pump systems starting at $800