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Audi B7 RS4 V8 Performance Engine Parts

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APR Stage I Performance Chip (With Customers Own ECU)

ES#1892583 - B7RS4STG1CHIP-4 - APR Stage I Performance Chip (With Customers Own ECU) - DIRECT PORT ONLY - Vehicle must be brought to ECS - APR - Audi

DIRECT PORT ONLY - Vehicle must be brought to ECS Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!
This upgrade must be performed at ECS Tuning's facility in Ohio.
+24HP/17TQ (93 Octane) --- +20HP/13TQ (91 Octane)

Brand:
APR - Corporate Logo
ES#:
1892583
Mfg#:
B7RS4STG1CHIP-4
Ships in 1 day
$665.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Union Tee - 1/4 Quick Connect

Quick connect union T-fitting for 1/4" Nylon

Brand:
SnowPerformance - Corporate Logo
ES#:
2826282
Mfg#:
82040
Special Order: No Guaranteed ETA
$23.99 USD
Free Shipping
on orders $49 and up

FP34 Fuel Pump Surge Tank

ES#4877045 - 034-106-A002/3 - FP34 Fuel Pump Surge Tank - Designed for Bosch 044 Fuel Pump - 034Motorsport - Audi Volkswagen

Designed for Bosch 044 Fuel Pump

Brand:
034Motorsport - Corporate Logo
ES#:
4877045
Mfg#:
034-106-A002/3
Back Ordered
ON SALE! SAVE 10%
$351.00

This product was last offered at the strikethrough price on
06-28-2026

$315.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings