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Audi A3 Performance Parts & Upgrades

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MQB BOSS 650 Kit

ES#4508668 - CTS-TR-1010-71 - MQB BOSS 650 Kit - Capable up to 650hp! - CTS - Audi Volkswagen

Capable up to 650hp!

Brand:
CTS - Corporate Logo
ES#:
4508668
Mfg#:
CTS-TR-1010-71
Ships in 8 Business Days
ON SALE! SAVE 10%
$2699.99

This product was last offered at the strikethrough price on
09-29-2026

$2429.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turboback Exhaust System - Non-Resonated

ES#2918050 - SSXAU3811KT2 - Turboback Exhaust System - Non-Resonated - 3" Large bore downpipe with Hi-Flow Sports cat and 3" stainless steel cat-back with dual 100mm Titanium tips - Milltek Sport - Audi

3" Large bore downpipe with Hi-Flow Sports cat and 3" stainless steel cat-back with dual 100mm Titanium tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2918050
Mfg#:
SSXAU3811KT2
Ships on Oct 23, 2026
$2424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW V2 Series Coilover Kit

ES#2092112 - 15210040 - KW V2 Series Coilover Kit - Variant 2 coilovers offer sport handling with adjustable rebound dampening - KW Suspension - Audi Volkswagen

Variant 2 coilovers offer sport handling with adjustable rebound dampening Height adjustable from 1.4 to 2.6" (front) and 1.4" to 2.6" (rear)

Brand:
KW Suspension - Corporate Logo
ES#:
2092112
Mfg#:
15210040
Ships in 4 Business Days
$2424.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

KW V2 Series Coilover Kit - Adjustable Dampening

ES#2792853 - 1521000m - KW V2 Series Coilover Kit - Adjustable Dampening - Variant 2 coilovers offer sport handling with adjustable rebound dampening - KW Suspension - Audi

Variant 2 coilovers offer sport handling with adjustable rebound dampening Height adjustable from 1.2" to 2.4" (front) and 1.2" to 2.1" (rear)

Brand:
KW Suspension - Corporate Logo
ES#:
2792853
Mfg#:
1521000M
Back Ordered
$2424.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

IE Pro ECU Tune With POWERlink Cable

ES#5457564 - IESOVN15 - IE Pro ECU Tune With POWERlink Cable - The enthusiasts choice that unlocks Stage 2 potential, requiring bolt-on hardware like a downpipe to maximize the stock IS20 turbo. - Integrated Engineering - Audi Volkswagen

The enthusiast’s choice that unlocks Stage 2 potential, requiring bolt-on hardware like a downpipe to maximize the stock IS20 turbo.

Brand:
Integrated Engineering - Corporate Logo
ES#:
5457564
Mfg#:
IESOVN15
In Stock
Starting at $184.99 USD
Customize
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

Brand:
Milltek Sport - Corporate Logo
ES#:
2953956
Mfg#:
SSXVW147KT
Ships on Oct 23, 2026
$2402.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Helical Limited Slip Differential

ES#2795291 - MF-TRS-05GTI5 - Helical Limited Slip Differential - Put all your power to the ground! - Team MFactory - Audi Volkswagen

Put all your power to the ground! Any defects or warranty clams will have to go directly to Team M Factory
For vehicles with 02Q 6-Speed manual transmission only

Brand:
Team MFactory - Corporate Logo
ES#:
2795291
Mfg#:
MF-TRS-05GTI5
Ships in 6 Business Days
$799.99 USD
Free Shipping

Diverter Valve Kit

ES#2862878 - CTSDV00023 - Diverter Valve Kit - Direct bolt on without worry of a check-engine light - CTS - Audi Volkswagen

Direct bolt on without worry of a check-engine light

Brand:
CTS - Corporate Logo
ES#:
2862878
Mfg#:
CTSDV00023
Ships in 8 Business Days
ON SALE! SAVE 20%
$249.99

This product was last offered at the strikethrough price on
09-29-2026

$199.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CTS Turbo Rotomolded High Flow Intake

ES#4785753 - CTS-IT-887 - CTS Turbo Rotomolded High Flow Intake - the high-flow rotomolded intake system for MQB engineered for exceptional performance. - CTS - Audi Volkswagen

the high-flow rotomolded intake system for MQB engineered for exceptional performance. For vehicles with secondary air injection only.

Brand:
CTS - Corporate Logo
ES#:
4785753
Mfg#:
CTS-IT-887
Ships in 8 Business Days
ON SALE! SAVE 10%
$379.99

This product was last offered at the strikethrough price on
09-29-2026

$341.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front & Rear Sway Bar Kit

ES#3536439 - 72340 - Front & Rear Sway Bar Kit - Includes adjustable 27mm front bar and non-adjustable 25mm rear bar - H&R - Audi Volkswagen

Includes adjustable 27mm front bar and non-adjustable 25mm rear bar We Price Match - Give Us A Call or Chat!

Brand:
H&R - Corporate Logo
ES#:
3536439
Mfg#:
72340
Ships in 3 Business Days
10% off MSRP

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

$885.00

This product was last offered at the strikethrough price on
10-01-2026

$796.99 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.

Brand:
CobbTuning - Corporate Logo
ES#:
4416564
Mfg#:
VLK0020120-RED
Ships in 3 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

Brand:
Milltek Sport - Corporate Logo
ES#:
2827259
Mfg#:
SSXAU044
Ships on Oct 23, 2026
$2382.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

M14 Titanium Wheel Stud Kit - Raw - Set Of 20

ES#4487743 - TISTUD20145RAW - M14 Titanium Wheel Stud Kit - Raw - Set Of 20 - M14x1.5x75mm with conical nuts - Vargas Turbo Technologies - Audi Volkswagen

M14x1.5x75mm with conical nuts 2X Entries Into Our F80 M3 Sweepstakes

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4487743
Mfg#:
TISTUD20145RAW
Ships on Oct 20, 2026
$339.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Engine Mount - Without Auxiliary Mounting Ear

ES#3478627 - 016372ECS03 - ECS Performance Engine Mount - Without Auxiliary Mounting Ear - Harness engine torque and put the power to the ground! - ECS - Audi Volkswagen

Harness engine torque and put the power to the ground! 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without ECS Tuning Catch Can - Cap is without mounting ear for a cleaner look

Brand:
ECS - Corporate Logo
ES#:
3478627
Mfg#:
016372ECS03
In Stock
ON SALE!
$310.99

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

$295.44 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 3 - 2-Piece Cross-Drilled & Slotted Rotors (332x32)

ES#257483 - 1K0698300 - Front Big Brake Kit - Stage 3 - 2-Piece Cross-Drilled & Slotted Rotors (332x32) - Featuring ECS 4-piston brake calipers, caliper brackets, Hawk HPS pads, drilled and slotted semi-floating two-piece rotors, Exact-Fit stainless steel lines and hardware - ECS - Audi Volkswagen

Featuring ECS 4-piston brake calipers, caliper brackets, Hawk HPS pads, drilled and slotted semi-floating two-piece rotors, Exact-Fit stainless steel lines and hardware 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
257483
Mfg#:
1K0698300
In Stock at Vendor
$2358.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

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