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Audi A3 Performance Parts & Upgrades

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ES#3477614 - 025329ECS01 - Exact-Fit Stainless Steel Brake Lines - Rear - Rear set of DOT-compliant lines for an improved pedal feel - ECS - Audi Volkswagen

Rear set of DOT-compliant lines for an improved pedal feel affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

For vehicles with 272mm rear brakes only, please see description for more details.

Brand:
ECS - Corporate Logo
ES#:
3477614
Mfg#:
025329ECS01
In Stock
$88.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Only The Driven know that the cooler the air, the more power produced. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVO - Corporate Logo
ES#:
4500011
Mfg#:
RV581C100300
Back Ordered
$1328.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4056819 - iesovn41dsg - Stage 1 IE Performance ECU Tune - Includes DSG Tune & POWERlink Cable - Average gain of 68 horsepower and 111 lb-ft of torque - Integrated Engineering - Audi Volkswagen

Average gain of 68 horsepower and 111 lb-ft of torque affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4056819
Mfg#:
IESOVN41DSG
In Stock
$1327.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3537627 - MS100142 - Dogbone Bushing Insert (Version 2 - Late) - Experience crisper shifts and a smoother driving experience. - APR - Audi Volkswagen

Experience crisper shifts and a smoother driving experience. 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#:
3537627
Mfg#:
MS100142
In Stock
10% off MSRP

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

$97.99

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

$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4362295 - UH004-IN4 - 3" Dry Air Filter Element - Fits all Unitronic Cold Air Intake Systems designed for the MQB platform. - Unitronic - Audi Volkswagen

Fits all Unitronic Cold Air Intake Systems designed for the MQB platform. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Unitronic - Corporate Logo
ES#:
4362295
Mfg#:
UH004-IN4
In Stock
$54.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4370470 - 20TSI-GEN3B-1+DU - Unitronic Performance Software - Stage 1+ - With UniCONNECT+ Cable & DSG Software - Gain up to 65 horsepower and 83 lb-ft of torque on 93 Octane - Unitronic - Audi

Gain up to 65 horsepower and 83 lb-ft of torque on 93 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#:
4370470
Mfg#:
20TSI-GEN3B-1+DU
In Stock
$1314.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#205218 - 70220-71220 - Performance Front & Rear Sway Bar Kit - Includes the front & rear adjustable sway bars with installation hardware Front: 24mm Rear: 26mm - H&R - Audi Volkswagen

Includes the front & rear adjustable sway bars with installation hardware Front: 24mm Rear: 26mm affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
205218
Mfg#:
70220-71220
Ships in 3 Business Days
$656.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2975671 - 008386ecs01-02KT - Billet Engine Oil Dipstick - Black Anodized - A more durable and aesthetically pleasing addition to your engine bay - ECS - Audi

A more durable and aesthetically pleasing addition to your engine bay affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
2975671
Mfg#:
008386ECS01-02KT
In Stock
$100.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4739060 - EP24-1107 - Front EP24 "Enthusiast Performance" Brake Pad Set - This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. - ECS - Audi Volkswagen

This enthusiast-developed high-performance street and light track pad offers an ideal solution for the spirited commuter and weekend autocross driver alike. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! USE CODE ECS20 IN CART FOR BEST PRICE

Brand:
ECS - Corporate Logo
ES#:
4739060
Mfg#:
EP24-1107
In Stock
ON SALE! SAVE 58%
$165.99

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

$68.98 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4877103 - 034-103-274A - 8P Audi A3 / 8U Q3 / TT MKII 2.0T TSI Gen 1 Dynamic+ Performance Software Package - Unleash up to 264HP/304TQ by transforming your VW/Audi EA888.1 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! - 034Motorsport - Audi

Unleash up to 264HP/304TQ by transforming your VW/Audi EA888.1 with Dynamic+ Tuning - delivering ultimate power, drivability, reliability, and enhanced features! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Gen 1 TSI engine only

Brand:
034Motorsport - Corporate Logo
ES#:
4877103
Mfg#:
034-103-274A
Ships in 1 Business Day
Starting at $180.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement
ES#2771709 - 15352 - Performance Cat-Back Exhaust System  - 2.5" stainless steel with 3.5" polished dual exit single tips - Magnaflow - Audi

2.5" stainless steel with 3.5" polished dual exit single tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
2771709
Mfg#:
15352
Back Ordered
$1309.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4872557 - UH018-FLA - Unitronic MPI Fuel Rail Upgrade Kit - Without Injectors - A complete solution to easily run MPI on your MQB big turbo build. - Unitronic - Audi Volkswagen

A complete solution to easily run MPI on your MQB big turbo build. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Unitronic - Corporate Logo
ES#:
4872557
Mfg#:
UH018-FLA
In Stock
$649.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3571252 - HTC4897 - Talon Front Cross Drilled & Slotted Brake Rotors - Pair (312x25) - Upgrade to a slotted / cross-drilled rotor for improved braking - Hawk - Audi Volkswagen

Upgrade to a slotted / cross-drilled rotor for improved braking affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Hawk - Corporate Logo
ES#:
3571252
Mfg#:
HTC4897
Ships on Jun 30, 2026
$324.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3499516 - FMDVMK7RC - Diverter Valve Kit - Polished - Cure your leaking valve problems for good! - Forge - Audi Volkswagen Porsche

Cure your leaking valve problems for good! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Forge - Corporate Logo
ES#:
3499516
Mfg#:
FMDVMK7RC
Ships in 8 Business Days
$323.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3612471 - CTS-EXH-TP-0008 - CTS Resonator Delete Kit - Increase the sound of your exhaust without the drone - CTS - Audi Volkswagen

Increase the sound of your exhaust without the drone affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
CTS - Corporate Logo
ES#:
3612471
Mfg#:
CTS-EXH-TP-0008
Ships in 7 Business Days
ON SALE! SAVE 10%
$179.99

This product was last offered at the strikethrough price on
06-08-2026

$161.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2997012 - MS100114 - Silicone Intercooler Hoses - APR Silicone Boost Hoses are a comprehensive, direct replacement upgrade - APR - Audi Volkswagen

APR Silicone Boost Hoses are a comprehensive, direct replacement upgrade 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#:
2997012
Mfg#:
MS100114
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.

$241.99

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

$214.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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