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Larry's Electric sells and manufactures GM fuel injection harnesses, chassis harnesses, and many other automotive electrical products . Please take your time to browse through our products and categories. If there is something that you don't see please contact us. Custom made harnesses are available via phone orders. Most items listed on our site are normal stock items. Below are a few of our most popular items.

Please use the "categories" link above, for a listing of all of our products.
Fuel Injection Harnesses
Tuned Port Injection ECM/Prom/Harness Package Image
$405.00
$425.00

Tuned Port Injection ECM/Prom/Harness Package
Includes our Universal speed density harness, a used ECM, and prom chip

Universal GM Throttle body harness Image
$275.00
$295.00

Universal GM Throttle body harness
Includes harness only

99-02 GM LS1 Universal wiring harness Image
$650.00
$670.00

99-02 GM LS1 Universal wiring harness
Includes LS1 harness and instructions

Tuned Port Intake, and Accessories
Tuned Port Injection intake Image
$250.00
$350.00

Tuned Port Injection intake
Used TPI intake

TPI Distributor cover Image
$30.00
$35.00

TPI Distributor cover
Cast metal cover

TPI Frame Mount Fuel Pump Image
$99.96
$124.95

TPI Frame Mount Fuel Pump
External high pressure pump for TPI systems. E16020

Prom chips and PCM Programming
Tuned Port injection Prom chip Image
$105.00
$199.00

Tuned Port injection Prom chip
Factory chip that has been reprogrammed.

LS/Vortec PCM Programming Image
$150.00

LS/Vortec PCM Programming
1998-2008 Gen III engines

LT1 PCM Programming Image
$150.00

LT1 PCM Programming
1994-1995 LT1 8051 PCMs

Pig Tails and Adaptors
3 wire MAF to 5 wire MAF Image
$21.95

3 wire MAF to 5 wire MAF
With out IAT connections

3 wire MAF to 5 wire MAF Image
$27.95

3 wire MAF to 5 wire MAF
With IAT connections

Remote coil connections Image
$25.00

Remote coil connections
Item 0023CP.