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Audi B6 A4 FWD 1.8T Performance Engine Parts

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ES#4147675 - SN0-40014 - 2.5 Gal. Water-Methanol Tank Upgrade - Quick-Connect Fittings - W/Brackets, Solenoid, Hose & All Necessary Fittings - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

W/Brackets, Solenoid, Hose & All Necessary Fittings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4147675
Mfg#:
SN0-40014
In Stock at Vendor
$140.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3647524 - ST-AIVN-1103KT - Supertech Stainless Intake Valve Kit - Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals - Assembled By ECS - Audi Volkswagen

Stock sized valve head diameter, factory triple groove keeper setup - Includes Supertech valves and IE valve seals affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
*Existing factory triple-groove valve keepers are to be reused*

Brand:
Assembled By ECS - Corporate Logo
ES#:
3647524
Mfg#:
ST-AIVN-1103KT
Ships in 6 Business Days
$373.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4623922 - SN0-60400 - VC-30 Water Methanol Controller (Boost) - Proportionally injects more or less water/methanol according to boost pressure - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Proportionally injects more or less water/methanol according to boost pressure affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4623922
Mfg#:
SN0-60400
In Stock at Vendor
$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3178073 - 034-509-2011 - Performance Polyurethane Snub Mount  - Reduce unwanted engine movement with a full polyurethane mount - 034Motorsport - Audi

Reduce unwanted engine movement with a full polyurethane mount affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3178073
Mfg#:
034-509-2011
In Stock
$54.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2794185 - IEFUVA1BK - Billet Fuel Rail - black Finish - Performance 1 piece fuel rail with style - Integrated Engineering - Audi Volkswagen

Performance 1 piece fuel rail with style affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Requires 12mm injector extensions

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794185
Mfg#:
IEFUVA1BK
In Stock
$175.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#1892704 - 16600 - Cat-Back Exhaust - 2.25" stainless steel with dual 4" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 4" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
1892704
Mfg#:
16600
Back Ordered
$1360.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3957096 - 53032801AC - Hemi Throttle Body - 80mm - Direct plug and play - Mopar - Audi Volkswagen

Direct plug and play affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Requires Hemi adapter or Intake Manifold for 80mm throttle body

Brand:
Mopar - Corporate Logo
ES#:
3957096
Mfg#:
53032801AC
Ships in 4 Business Days
$449.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4007248 - TS-0204-1132 - Turbosmart Gen-V Race Port BOV - Black  - The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines - TurboSmart - Audi Volkswagen

The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*General use blow off valve for custom big turbo applications - Not a direct fit valve*

Brand:
TurboSmart - Corporate Logo
ES#:
4007248
Mfg#:
TS-0204-1132
In Stock at Vendor
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2794960 - IERHVA2RD - Forged Rifle Drilled H-Beam Connecting Rods  - Set of 4, rifle drilled - Integrated Engineering - Audi Volkswagen

Set of 4, rifle drilled affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Drop-In rods for use with OEM pistons, or pistons with 19mm wrist pin

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794960
Mfg#:
IERHVA2RD
Ships in 4 Business Days
$657.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2840950 - f21l - F21 Hybrid Turbocharger - Complete bolt on Turbo upgrade includes exhaust manifold & Turbo inlet hose - FrankenTurbo - Audi

Complete bolt on Turbo upgrade includes exhaust manifold & Turbo inlet hose affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
FrankenTurbo - Corporate Logo
ES#:
2840950
Mfg#:
F21L
Ships in 3 Business Days
$1299.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4742768 - P4-VW18T815-N4 - Supertech Piston - .5mm Oversize - Set Of 4 - Supertech .5mm oversized piston set including 20mm wrist pins. - Supertech - Audi Volkswagen

Supertech .5mm oversized piston set including 20mm wrist pins. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supertech - Corporate Logo
ES#:
4742768
Mfg#:
P4-VW18T815-N4
Ships on Jun 26, 2026
$638.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#514327 - 204-4104 - Cylinder Head Stud Set - With Tool - Convert to high strength head studs - ARP - Audi Volkswagen

Convert to high strength head studs affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ARP - Corporate Logo
ES#:
514327
Mfg#:
204-4104
Ships in 7 Business Days
$310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3698456 - 003779ECS11 - ECS Tuning Universal Catch Can Drain System - Make draining your ECS or Turner Catch Can simple with this comprehensive kit - ECS - Audi Volkswagen MINI

Make draining your ECS or Turner Catch Can simple with this comprehensive kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3698456
Mfg#:
003779ECS11
In Stock
ON SALE! SAVE 26%
$70.99

This product was last offered at the strikethrough price on
05-02-2026

$52.52 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2764104 - MM0CULTBK - Universal Oil Cooler - 19 Row, with Thermostat - Black - Serious engine oil cooling for the most demanding engines - Mishimoto - Audi BMW Volkswagen MINI

Serious engine oil cooling for the most demanding engines affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764104
Mfg#:
MM0CULTBK
Ships in 3 Business Days
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5457438 - UVM.89MM.X2 - Universal Valved Muffler Kit - Single Inlet / Single Outlet - 3.0" (76mm) - 2 Mufflers - Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button - Valvetronic Designs - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Valvetronic Designs - Corporate Logo
ES#:
5457438
Mfg#:
UVM.89MM.X2
Ships in 1 Business Day
$599.99 USD
Free Shipping
ES#4429718 - AUTB6001 - Autobahn Autoworx Silicone Turbo Inlet Pipe - Available in red, black and blue - Autobahn Autoworx - Audi Volkswagen

Available in red, black and blue affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autobahn Autoworx - Corporate Logo
ES#:
4429718
Mfg#:
AUTB6001
Ships in 3 Business Days
Starting at $79.99 USD
Free Shipping
on orders $49 and up
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.

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