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Audi A3 Performance Parts & Upgrades

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Adjustable Rear Sway Bar End Links - Pair

ES#3184747 - 018319ECS01A - Adjustable Rear Sway Bar End Links - Pair - A must have for lowered suspensions or as a heavy duty OE-replacement. Adjustable from 86.5mm - 109.5mm - ECS - Audi Volkswagen

A must have for lowered suspensions or as a heavy duty OE-replacement. Adjustable from 86.5mm - 109.5mm 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3184747
Mfg#:
018319ECS01A
In Stock
ON SALE! SAVE 20%
$182.99

This product was last offered at the strikethrough price on
06-13-2026

$146.39 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Heavy Duty Front Strut Mount - Priced Each

ES#4004399 - 006882ECS01 - ECS Heavy Duty Front Strut Mount - Priced Each - Expect longer life with our heavy-duty, corrosion-resistant strut mount! Replaces OE# 1K0412331B. - ECS - Audi Volkswagen

Expect longer life with our heavy-duty, corrosion-resistant strut mount! Replaces OE# 1K0412331B. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4004399
Mfg#:
006882ECS01
In Stock
ON SALE! SAVE 25%
$79.99

This product was last offered at the strikethrough price on
06-13-2026

$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

IE TrueFlex Sensor Harness

ES#4418852 - IEELCI2 - IE TrueFlex Sensor Harness - Includes everything necessary for the flex-fuel sensor to send real-time data from your fuel system to the ECU - Integrated Engineering - Audi Volkswagen

Includes everything necessary for the flex-fuel sensor to send real-time data from your fuel system to the ECU

Brand:
Integrated Engineering - Corporate Logo
ES#:
4418852
Mfg#:
IEELCI2
In Stock
$241.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Dynamic+ Billet Adjustable Rear Sway Bar End Links

ES#3991557 - 034-402-4027 - Dynamic+ Billet Adjustable Rear Sway Bar End Links - Replace your flimsy, imprecise OEM sway bar end links - Designed to improve handling, road feel, and steering response! - 034Motorsport - Audi Volkswagen

Replace your flimsy, imprecise OEM sway bar end links - Designed to improve handling, road feel, and steering response! 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3991557
Mfg#:
034-402-4027
Back Ordered
$159.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Harmonic Damper Crankshaft Pulley

ES#2966553 - 551231 - 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 For vehicles with TSI engines only

Brand:
Fluidampr - Corporate Logo
ES#:
2966553
Mfg#:
551231
Ships in 3 Business Days
$517.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VTA Performance Blow-Off Valve

ES#3617985 - T9451 - VTA Performance Blow-Off Valve - Direct-fit performance solution with aggressive blow-off sound - Go Fast Bits - Audi Volkswagen

Direct-fit performance solution with aggressive blow-off sound

Brand:
Go Fast Bits - Corporate Logo
ES#:
3617985
Mfg#:
T9451
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.

$229.99

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

$206.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Aluminum Oil Filter Housing Kit - Silver Anodized

ES#2723776 - 003602ECS01A01A - Billet Aluminum Oil Filter Housing Kit - Silver Anodized - Aluminum oil filter housing replacement for plastic OE housing - ECS - Audi Volkswagen

Aluminum oil filter housing replacement for plastic OE housing 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with FSI engines only

Brand:
ECS - Corporate Logo
ES#:
2723776
Mfg#:
003602ECS01A01A
In Stock
ON SALE! SAVE 15%
$144.99

This product was last offered at the strikethrough price on
06-13-2026

$123.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Performance Drivetrain Mount Kit

ES#3111653 - 016372ECS0102KT - ECS Performance Drivetrain Mount Kit - Includes ECS Performance Pendulum Mount, Subframe Insert, Engine and Trans Mounts & Installation Hardware - ECS - Audi Volkswagen

Includes ECS Performance Pendulum Mount, Subframe Insert, Engine and Trans Mounts & Installation Hardware 10X Entries Into Our F80 M3 Sweepstakes
Fits both Version 1 and Version 2 subframe bushings

Brand:
ECS - Corporate Logo
ES#:
3111653
Mfg#:
016372ECS0102KT
In Stock
ON SALE!
$877.99

This product was last offered at the strikethrough price on
06-13-2026

$851.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Solo-Werks S1 Coilovers

ES#2777216 - S1VW007 - Solo-Werks S1 Coilovers - Set your vehicle low and tight for optimal performance - Solo-Werks - Audi Volkswagen

Set your vehicle low and tight for optimal performance Lowering front: 1.4"-2.6", rear: 1.4"-2.6"

Brand:
Solo-Werks - Corporate Logo
ES#:
2777216
Mfg#:
S1VW007
Ships in 5 Business Days
$549.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

ECS Heavy Duty Front Strut Mount - Priced Each

ES#4004401 - 015102ECS01 - ECS Heavy Duty Front Strut Mount - Priced Each - Expect longer life with this Heavy Duty Corrosion Resistant upper Strut Mount - OE# 5Q0412331D, 5Q0412331E - ECS - Audi Volkswagen

Expect longer life with this Heavy Duty Corrosion Resistant upper Strut Mount - OE# 5Q0412331D, 5Q0412331E 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
4004401
Mfg#:
015102ECS01
In Stock
ON SALE! SAVE 25%
$82.99

This product was last offered at the strikethrough price on
06-13-2026

$62.24 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B7 RS4 Fuel Injectors - Set Of Four

ES#1928334 - B7RS4INJ4 - B7 RS4 Fuel Injectors - Set Of Four - A common upgrade for big turbo applications - Assembled By ECS - Audi Volkswagen

A common upgrade for big turbo applications 10X Entries Into Our F80 M3 Sweepstakes
For vehicles with FSI engines only

Brand:
Assembled By ECS - Corporate Logo
ES#:
1928334
Mfg#:
B7RS4INJ4
In Stock
ON SALE! SAVE 32%
$501.99

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

$339.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

VWR R600 Intake Closed Airbox System - Cotton Filter

ES#4447034 - VWR1200R601E - VWR R600 Intake Closed Airbox System - Cotton Filter - Closed airbox system for added filtration and performance - Racingline - Audi Volkswagen

Closed airbox system for added filtration and performance For vehicles without secondary air injection only

Brand:
Racingline - Corporate Logo
ES#:
4447034
Mfg#:
VWR1200R601E
In Stock
ON SALE! SAVE 10%
$608.99

This product was last offered at the strikethrough price on
09-18-2026

$547.65 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

APR MQB Intercooler System

ES#2997009 - IC100019 - APR MQB Intercooler System - Direct bolt-on upgrade that requires no trimming - APR - Audi Volkswagen

Direct bolt-on upgrade that requires no trimming Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
2997009
Mfg#:
IC100019
In Stock
ON SALE! SAVE 10%
$1065.99

This product was last offered at the strikethrough price on
07-30-2026

$959.36 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

COBB Tuning Accessport Tuner V3

ES#3184325 - AP3-VLK-002 - COBB Tuning Accessport Tuner V3 - Flash your ECU and unleash the power your VW/Audi was meant to have. - CobbTuning - Audi Volkswagen

Flash your ECU and unleash the power your VW/Audi was meant to have. CARB certified for sale in all 50 states
Not for vehicles with FWD

Brand:
CobbTuning - Corporate Logo
ES#:
3184325
Mfg#:
AP3-VLK-002
EO#:
D-660-37
In Stock
ON SALE! SAVE 10%
$770.00

This product was last offered at the strikethrough price on
09-28-2026

$693.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Rear Lower Control Arms With ECS Polyurethane Bushings - Pair

ES#3545407 - 017697ECS01KT - Rear Lower Control Arms With ECS Polyurethane Bushings - Pair - Pre-installed ECS Poly Bushings help reduce suspension deflection and improve durability while easing install - ECS - Audi Volkswagen

Pre-installed ECS Poly Bushings help reduce suspension deflection and improve durability while easing install 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3545407
Mfg#:
017697ECS01KT
In Stock
ON SALE! SAVE 15%
$341.99

This product was last offered at the strikethrough price on
06-13-2026

$290.69 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

Let us help you find the parts that fit your Audi

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