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Audi A4 Performance Engine Parts

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Walbro Universal 450lph In-Tank Fuel Pump Low Pressure

ES#3241084 - F90000274 - Walbro Universal 450lph In-Tank Fuel Pump Low Pressure - Great for when more fuel is needed in a custom fueling application - Walbro - Audi Volkswagen

Great for when more fuel is needed in a custom fueling application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This is a general-use high flow fuel pump, not a direct plug-and-play swap in most application

Brand:
Walbro - Corporate Logo
ES#:
3241084
Mfg#:
F90000274
In Stock
$137.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR Throttle Booster

ES#4624165 - EM100050 - APR Throttle Booster - Wireless Controller with Blutooth Mobile connectivity - APR - Audi Volkswagen Porsche

Wireless Controller with Blutooth Mobile connectivity Call In Or Chat For Best Price! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4624165
Mfg#:
EM100050
In Stock
11% off MSRP

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

$337.95

This product was last offered at the strikethrough price on
07-07-2026

$299.95 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Turbo Muffler Delete With Test Ports

ES#3610622 - 034-145-Z040 - 034Motorsport Turbo Muffler Delete With Test Ports - Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports! - 034Motorsport - Audi Volkswagen

Lets the driver hear what the turbo has to say - The only turbo muffler delete with built-in test ports! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3610622
Mfg#:
034-145-Z040
In Stock
ON SALE! SAVE 10%
$140.00

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

$126.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

008 Premium Diverter Valve - *Limited Edition* Red*

ES#4001248 - FMDV008R - 008 Premium Diverter Valve - *Limited Edition* Red* - Smaller, tougher and tuneable! *Limited edition red finish* - Forge - Audi Volkswagen Porsche

Smaller, tougher and tuneable! *Limited edition red finish* affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Limited Editions ONLY at ECS Tuning : Limited Stock so Act Fast

Brand:
Forge - Corporate Logo
ES#:
4001248
Mfg#:
FMDV008R
Ships in 1-2 days
ON SALE! SAVE 10%
$180.00

This product was last offered at the strikethrough price on
07-01-2026

$162.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Res-X Resonator Delete

ES#3426672 - 034-105-7044 - 034Motorsport Res-X Resonator Delete - Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator - 034Motorsport - Audi

Unleashes a throaty growl and exotic tone that exudes the sound of performance - Deletes front-most resonator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
3426672
Mfg#:
034-105-7044
In Stock
ON SALE! SAVE 10%
$222.00

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

$199.80 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable

ES#5375506 - IESOCGT2+TCU - Stage 2 IE Performance ECU Tune - Includes TCU Tune & POWERlink Cable - Average gain of 83 horsepower and 82 lb-ft of torque on 91 Octane - Integrated Engineering - Audi

Average gain of 83 horsepower and 82 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
For 8-speed automatic transmissions only

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375506
Mfg#:
IESOCGT2+TCU
In Stock
$1177.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Hi-Volume Fuel Pump Upgrade Kit

ES#3146299 - 10-127-101K - Hi-Volume Fuel Pump Upgrade Kit - Up to a 5% Torque increase and additional 10Bar of fuel rail pressure! - Autotech - Audi Volkswagen

Up to a 5% Torque increase and additional 10Bar of fuel rail pressure! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autotech - Corporate Logo
ES#:
3146299
Mfg#:
10-127-101K
Ships in 6 Business Days
$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Flow High Pressure Fuel Pump

ES#2837251 - 10127100ck - High Flow High Pressure Fuel Pump - Achieve flow rates 50% higher than the original pump! - Autotech - Audi Volkswagen

Achieve flow rates 50% higher than the original pump! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Autotech - Corporate Logo
ES#:
2837251
Mfg#:
10127100CK
Ships in 1-3 days
$749.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

High Flow Aluminum Charge Pipe Set

ES#4003757 - CTS-IT-291 - High Flow Aluminum Charge Pipe Set - 2.5" mandrel-bent aluminum turbo outlet and throttle pipe to replace your restrictive factory pieces - CTS - Audi

2.5" mandrel-bent aluminum turbo outlet and throttle pipe to replace your restrictive factory pieces affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits up to the 2019 Model Year

Brand:
CTS - Corporate Logo
ES#:
4003757
Mfg#:
CTS-IT-291
In Stock
$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

P34 Cold Air Intake System *ROW Models*

ES#4147633 - 034-108-1023 - P34 Cold Air Intake System *ROW Models* - Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. - 034Motorsport - Audi

Delivers improved power, sound, and acceleration to B9 Audi A4/Allroad & A5 owners in a clean OEM+ package. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
*The 034Motorsport P34 Cold Air Intake ROW (Rest of World, i.e. - non-North American region) is only for vehicles with a MAF attached directly to the fac

Brand:
034Motorsport - Corporate Logo
ES#:
4147633
Mfg#:
034-108-1023
In Stock
ON SALE! SAVE 10%
$551.00

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

$495.90 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JE Performance Forged Piston Set

ES#3675520 - 345812 - JE Performance Forged Piston Set - Includes rings, wire locks, and 22mm wrist pins - 82.5mm bore (stock), 9.6:1 CR, 92.8mm stroke (stock) - JE Piston - Audi Volkswagen

Includes rings, wire locks, and 22mm wrist pins - 82.5mm bore (stock), 9.6:1 CR, 92.8mm stroke (stock) affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
To be used with connecting rods that accept 22mm wrist pins

Brand:
JE Piston - Corporate Logo
ES#:
3675520
Mfg#:
345812
In Stock
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo B8/B8.5 2.0T Direct Fit FMIC Kit

ES#4043071 - CTS-B8-DF - CTS Turbo B8/B8.5 2.0T Direct Fit FMIC Kit - Almost 2 times larger than stock, but does not cause a noticeable pressure drop - The B8 platform benefits greatly from an intercooler upgrade! - CTS - Audi

Almost 2 times larger than stock, but does not cause a noticeable pressure drop - The B8 platform benefits greatly from an intercooler upgrade! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
4043071
Mfg#:
CTS-B8-DF
Ships in 10 Business Days
Auto Notify
$699.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Damper Crankshaft Pulley

ES#2784759 - 551211 - Harmonic Damper Crankshaft Pulley - Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability - Fluidampr - Audi Volkswagen

Provides broad range control of destructive crankshaft torsional vibration for optimum horsepower and durability affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Fluidampr - Corporate Logo
ES#:
2784759
Mfg#:
551211
In Stock
$501.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

60A Solid Rubber OEM+ Engine Mount Kit & Transmission Mount Bushing Insert Kit

ES#4876601 - 039803LA01EBKT - 60A Solid Rubber OEM+ Engine Mount Kit & Transmission Mount Bushing Insert Kit - 60A Durometer solid rubber that eliminates the soft and leak prone factory engine mounts paired with decreased transmission mount slop for better drivetrain response! - Enthusiast Bundles - Audi

60A Durometer solid rubber that eliminates the soft and leak prone factory engine mounts paired with decreased transmission mount slop for better drivetrain response! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
4876601
Mfg#:
039803LA01EBKT
In Stock
ON SALE! SAVE 21%
$629.99

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

$499.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

High Pressure Fuel Pump upgraded unit

ES#2794058 - IEFUVC3 - High Pressure Fuel Pump upgraded unit - New fuel pump with IE internal upgrades already installed - Integrated Engineering - Audi Volkswagen

New fuel pump with IE internal upgrades already installed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
2794058
Mfg#:
IEFUVC3
In Stock
$1049.99 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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