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Custom EFI Harnesses

Featured Products
Custom 4U Stand Alone LS2 LS7 GM engine wiring harness
Retail Price: $871.95
Your Price: $784.75
Your Savings: $87.19
(You Save 10%)
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Custom Made 4U Stand Alone LS1 GM Engine wiring harness
Retail Price: $762.95
Your Price: $686.65
Your Savings: $76.29
(You Save 10%)
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Products (Total Items: 7)
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Custom Made 4U Stand Alone LT1 GM Engine wiring harness
Retail Price: $708.45
Your Price: $637.60
Your Savings: $70.84
(You Save 10%)
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Swapover LS2 Throttle Body MAP & Injector harness 2 LS1
Retail Price: $93.69
Your Price: $84.32
Your Savings: $9.37
(You Save 10%)
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Swapover LS2 Throttle Body & MAP to LS1 harness
Retail Price: $49.95
Your Price: $44.95
Your Savings: $5.00
(You Save 10%)
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EFI Computer Programming (With Harness Purchase)
Retail Price: $216.91
Your Price: $195.22
Your Savings: $21.69
(You Save 10%)
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Current Performance LT & LS series O2 20 inch Extension Harness
Retail Price: $15.95
Your Price: $13.95
Your Savings: $2.00
(You Save 13%)
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LS1 Coil Relocation Harness
Retail Price: $93.69
Your Price: $84.32
Your Savings: $9.37
(You Save 10%)
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VATS Module - Vehicle Anti-Theft System Bypass
Retail Price: $39.00
Your Price: $35.00
Your Savings: $4.00
(You Save 10%)
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