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Audi S4 Performance Engine Parts

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Stainless Steel Bi-Pipe Set - Wrinkle Black

ES#3183538 - 034-108-5001-BLK - Stainless Steel Bi-Pipe Set - Wrinkle Black - Replace your restrictive OEM Audi bipipes with 034Motorsport's High-Flow Bi-pipe Set for the 2.7T! - 034Motorsport - Audi

Replace your restrictive OEM Audi bipipes with 034Motorsport's High-Flow Bi-pipe Set for the 2.7T! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3183538
Mfg#:
034-108-5001-BLK
Ships in 3 Business Days
ON SALE! SAVE 14%
$301.00

This product was last offered at the strikethrough price on
08-17-2026

$259.07 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump Tool

ES#4505757 - 034-106-Z056 - High Pressure Fuel Pump Tool - Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! - 034Motorsport - Audi

Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4505757
Mfg#:
034-106-Z056
In Stock
ON SALE! SAVE 10%
$28.00

This product was last offered at the strikethrough price on
08-17-2026

$25.20 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ARMYTRIX Sport Cat-Pipe - Ceramic Coated

Ceramic Coated Sport Cat-Pipe with 200 CPSI Catalytic Converter - Increase power, reduce weight, and improve sound!

Brand:
Armytrix - Corporate Logo
ES#:
4164586
Mfg#:
AU94S-CDC
Ships on Sep 17, 2026
$2050.00 USD
Free Shipping

IE Spec JE Forged Pistons

ES#4759299 - JE-30T-389543 - IE Spec JE Forged Pistons - Combination tested for up to 1000ft-lbs of torque, combine iE connecting rods and JE Pistons for unparalleled strength in your high-boost build. - Integrated Engineering - Audi

Combination tested for up to 1000ft-lbs of torque, combine iE connecting rods and JE Pistons for unparalleled strength in your high-boost build.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4759299
Mfg#:
JE-30T-389543
Ships in 5 Business Days
$2049.99 USD
Free Shipping
on orders $49 and up

Supertech Stainless Intake Valve - Priced Each

ES#3624375 - ST-AIVN-1103 - Supertech Stainless Intake Valve - Priced Each - Standard sized valve head diameter, factory triple groove keeper setup - Supertech - Audi Volkswagen

Standard sized valve head diameter, factory triple groove keeper setup *Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3624375
Mfg#:
ST-AIVN-1103
In Stock
$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE Calico Coated ACL Race Rod Bearing Set

ES#2793997 - CAL4B1606HC5 - IE Calico Coated ACL Race Rod Bearing Set - Real Deal Calico Coated Rod Bearings - Full set for 5 rods, standard clearance - Integrated Engineering - Audi

Real Deal Calico Coated Rod Bearings - Full set for 5 rods, standard clearance

Brand:
Integrated Engineering - Corporate Logo
ES#:
2793997
Mfg#:
CAL4B1606HC5
Ships in 5 Business Days
$146.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B8/B8.5 MPI Kit - Black

ES#4716234 - 601-0243 - Audi B8/B8.5 MPI Kit - Black - Engineered for achieving the highest performance from your 3.0T! - Precision Raceworks - Audi

Engineered for achieving the highest performance from your 3.0T!

Brand:
Precision Raceworks - Corporate Logo
ES#:
4716234
Mfg#:
601-0243
Ships on Sep 14, 2026
$1899.99 USD
Free Shipping
on orders $49 and up

Charge Cooler and Expansion Tank Upgrade Kit

ES#2855732 - FMCCRADS53T - Charge Cooler and Expansion Tank Upgrade Kit - Upgrade your supercharger cooling system - Forge - Audi

Upgrade your supercharger cooling system Fits B8.5 facelift models only (From the 2013 model year)

Brand:
Forge - Corporate Logo
ES#:
2855732
Mfg#:
FMCCRADS53T
Ships in 6 Business Days
$1871.99 USD

AEM Water/Methanol Injection System

ES#4500516 - 30-3326 - AEM Water/Methanol Injection System - High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out - AEM Electronics - Audi BMW Volkswagen MINI Porsche

High-Flow Low-Current WMI Solenoid - 200PSI 1/8in-27NPT In/Out

Brand:
AEM Electronics - Corporate Logo
ES#:
4500516
Mfg#:
30-3326
In Stock at Vendor
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$149.99

This product was last offered at the strikethrough price on
08-25-2026

$132.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Pauter 4340 Chromoly Cross-Beam Connecting Rod Set

ES#4745585 - 220-588-1530FD - Pauter 4340 Chromoly Cross-Beam Connecting Rod Set - Forged from 4340 Chrome Moly, their unique cross-beam design structure has proven extremely strong and reliable. - 034Motorsport - Audi

Forged from 4340 Chrome Moly, their unique cross-beam design structure has proven extremely strong and reliable. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4745585
Mfg#:
220-588-1530FD
Ships in 3 Business Days
ON SALE!
$2000.00

This product was last offered at the strikethrough price on
08-17-2026

$1850.00 USD
Free Shipping

Pauter 4340 Chromoly Cross-Beam Connecting Rod Set

ES#4745586 - 220-588-15503.0 - Pauter 4340 Chromoly Cross-Beam Connecting Rod Set - Forged from 4340 Chrome Moly, their unique cross-beam design structure has proven extremely strong and reliable. - 034Motorsport - Audi

Forged from 4340 Chrome Moly, their unique cross-beam design structure has proven extremely strong and reliable. 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4745586
Mfg#:
220-588-15503.0
Ships in 3 Business Days
ON SALE!
$2000.00

This product was last offered at the strikethrough price on
08-17-2026

$1850.00 USD
Free Shipping

High Pressure Fuel Pump Tool

ES#4730319 - 034-106-Z068 - High Pressure Fuel Pump Tool - Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! - 034Motorsport - Audi Porsche

Designed to make the disassembly and reassembly of the high pressure fuel pump a breeze! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4730319
Mfg#:
034-106-Z068
In Stock
ON SALE! SAVE 14%
$26.00

This product was last offered at the strikethrough price on
08-17-2026

$22.23 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust

ES#2093800 - 15599 - Cat-Back Exhaust - 2.25" stainless steel with dual 3.5" polished stainless tips - Magnaflow - Audi

2.25" stainless steel with dual 3.5" polished stainless tips

Brand:
Magnaflow - Corporate Logo
ES#:
2093800
Mfg#:
15599
Ships in 2 Business Days
$1813.00 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.

Let us help you find the parts that fit your Audi

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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