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Audi A3 Performance Engine Parts

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Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable & DSG Software

ES#4369222 - 18TSI-IS12-1D-UC - Unitronic Performance Software - Stage 1 - With UniCONNECT+ Cable & DSG Software - Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane - Unitronic - Audi Volkswagen

Gain up to 72 horsepower and 88 lb-ft of torque on 91 Octane affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
This tune can be performed at home with the included UniCONNECT+ cable. Only available for purchase in th

Brand:
Unitronic - Corporate Logo
ES#:
4369222
Mfg#:
18TSI-IS12-1D-UC
In Stock
$1264.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

BMS Double Baffle Oil Catch Can Kit

ES#3514991 - BMS-OCC-MQB - BMS Double Baffle Oil Catch Can Kit - Keep oil out of your intake system! - Burger Motorsports - Audi Volkswagen

Keep oil out of your intake system! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
3514991
Mfg#:
BMS-OCC-MQB
Ships in 2 Business Days
$229.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Exhaust System - Resonated

ES#2953959 - ssxvw226KT - Turbo-Back Exhaust System - Resonated - 3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with smaller rear silencer & twin 80mm polished tips - Milltek Sport - Audi

3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with smaller rear silencer & twin 80mm polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2953959
Mfg#:
SSXVW226KT
Ships in 3 Business Days
$2513.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 3 Boost Cooler (EFI - Port Injection) - Braided Line

ES#4144932 - SN0-310-BRD - Stage 3 Boost Cooler (EFI - Port Injection) - Braided Line - Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle - SnowPerformance - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Brings true 2D mapped water-methanol injection delivery to your EFI (Electronic Fuel Injected) and forced induction vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
SnowPerformance - Corporate Logo
ES#:
4144932
Mfg#:
SN0-310-BRD
In Stock at Vendor
$833.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CTS High-Performance Radiator

ES#4447134 - CTS-HX-006 - CTS High-Performance Radiator - 20% increase in cooling capacity! - CTS - Audi Volkswagen

20% increase in cooling capacity! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with TSI engine only
For vehicles with TSI engine only

Brand:
CTS - Corporate Logo
ES#:
4447134
Mfg#:
CTS-HX-006
Ships in 7 Business Days
$249.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Damper Crankshaft Pulley

ES#3557368 - 551201_TDI - 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#:
3557368
Mfg#:
551201_TDI
Back Ordered
$492.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

COBB Stage 1 Power Package With DSG / S-Tronic Flashing

ES#4759403 - VLK0020010-DSG - COBB Stage 1 Power Package With DSG / S-Tronic Flashing - Flash your ECU, TCU, and add a high-flow Cobb filter to unleash the power your VW/Audi was meant to have! - CobbTuning - Audi Volkswagen

Flash your ECU, TCU, and add a high-flow Cobb filter to unleash the power your VW/Audi was meant to have! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CobbTuning - Corporate Logo
ES#:
4759403
Mfg#:
VLK0020010-DSG
Ships in 2 Business Days
$1225.00 USD
Free Shipping

Valve Spring Tuning Kit

ES#2081087 - fmtvtun - Valve Spring Tuning Kit - Fine tune your Blow Off or Diverter Valve to the exact needs of your engine with this complete tuning kit. - Forge - Audi Volkswagen MINI

Fine tune your Blow Off or Diverter Valve to the exact needs of your engine with this complete tuning kit. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
2081087
Mfg#:
FMTVTUN
Back Ordered
Auto Notify
$34.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

APR Universal PCV Top Plate - 1.8T/2.0T EA888

ES#4487796 - MS100217 - APR Universal PCV Top Plate - 1.8T/2.0T EA888 - Universal/Service part for APR's MS100199 full catch can system - APR - Audi Volkswagen

Universal/Service part for APR's MS100199 full catch can system 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#:
4487796
Mfg#:
MS100217
Ships in 3 Business Days
11% off MSRP

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

$546.99

This product was last offered at the strikethrough price on
06-12-2026

$485.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Mahle Motorsport Race Main Bearings - Set

ES#2918544 - MAH-VM1028 - Mahle Motorsport Race Main Bearings - Set - Mahle Motorsport/Vandervell Race Main Bearing Set for VW/Audi 4 Cylinder - Mahle - Audi Volkswagen

Mahle Motorsport/Vandervell Race Main Bearing Set for VW/Audi 4 Cylinder affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits vehicles with FSI engines only

Brand:
Mahle - Corporate Logo
ES#:
2918544
Mfg#:
MAH-VM1028
In Stock
$218.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Exhaust System - Non-Resonated

ES#2953956 - ssxvw147KT - Turbo-Back Exhaust System - Non-Resonated - 3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with twin 80mm GT80 polished tips - Milltek Sport - Audi

3" Down pipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with twin 80mm GT80 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2953956
Mfg#:
SSXVW147KT
Ships in 3 Business Days
$2402.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Maestro Tuning Suite - With Powertap Air Flash Tool

ES#3147664 - ed-mt-2.0-fsi-KT - Maestro Tuning Suite - With Powertap Air Flash Tool - Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware - Eurodyne - Audi Volkswagen

Ideal for shops and enthusiasts looking to recalibrate their vehicles for modified hardware affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engine only

Brand:
Eurodyne - Corporate Logo
ES#:
3147664
Mfg#:
ED-MT-2.0-FSI-KT
In Stock
$799.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stage 2 Redline Carbon Fiber Power Package

ES#4416564 - VLK0020120-RED - Stage 2 Redline Carbon Fiber Power Package - Flash your ECU and unleash the power your vehicle was meant to have. - CobbTuning - Audi Volkswagen

Flash your ECU and unleash the power your vehicle was meant to have. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CobbTuning - Corporate Logo
ES#:
4416564
Mfg#:
VLK0020120-RED
Ships in 2 Business Days
$2390.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo-Back Exhaust System - Resonated

ES#2827259 - SSXAU044 - Turbo-Back Exhaust System - Resonated - 3" downpipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with dual Polished 76.2mm Jet tips - Milltek Sport - Audi

3" downpipe with Hi-Flow Sports cat and 2.75" stainless steel cat-back with dual Polished 76.2mm Jet tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2827259
Mfg#:
SSXAU044
Ships in 3 Business Days
$2382.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbo Muffler Delete

ES#3419340 - TS-VW-393A - Turbo Muffler Delete - Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete - Torque Solution - Audi Volkswagen

Replace the factory turbo muffler with a straight, uninterrupted billet aluminum delete affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Torque Solution - Corporate Logo
ES#:
3419340
Mfg#:
TS-VW-393A
In Stock at Vendor
3% off MSRP

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

$94.43

This product was last offered at the strikethrough price on
06-12-2026

$91.59 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Atmospheric Blow Off Valve Spacer - Polished

ES#1832412 - FMDV14T - Atmospheric Blow Off Valve Spacer - Polished - Direct bolt on without worry of a check-engine light - Forge - Audi Volkswagen

Direct bolt on without worry of a check-engine light affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
1832412
Mfg#:
FMDV14T
Back Ordered
$130.99 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.

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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