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Audi A4 Performance Parts & Upgrades

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ES#4487607 - CI100036 - APR Carbon Fiber Intake System - Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. - APR - Audi

Flows 46% more than stock, reduces pressure drop, and improves turbocharger efficiency. Call In Or Chat For Best Price!

Not for vehicles with MAF sensor

Brand:
APR - Corporate Logo
ES#:
4487607
Mfg#:
CI100036
Ships in 6 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.

$1318.99

This product was last offered at the strikethrough price on
11-05-2026

$1171.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4338535 - 007041la01KT1 - B9.5 Mid-Facelift S4/A4 S-Line Front Chin Spoilers - Gloss Black - Upgrade your exterior styling! - ECS - Audi

Upgrade your exterior styling! 10X Entries Into Our F80 M3 Sweepstakes

Fits 2019 Mid-Facelift S-Line Bumpers

Brand:
ECS - Corporate Logo
ES#:
4338535
Mfg#:
007041LA01KT1
In Stock
ON SALE! SAVE 25%
$283.99

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

$212.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2771104 - 003485ECS01AKT - Performance Lightweight Flywheel Kit - Stage 1 - ECS Lightweight Flywheel with the Spec Stage 1 clutch kit rated at 315ft/lbs - ECS - Audi

ECS Lightweight Flywheel with the Spec Stage 1 clutch kit rated at 315ft/lbs 10X Entries Into Our F80 M3 Sweepstakes

From VIN 8K-9-066500, split is in the 2009 model year

Brand:
ECS - Corporate Logo
ES#:
2771104
Mfg#:
003485ECS01AKT
Ships in 4 Business Days
ON SALE! SAVE 10%
$2567.99

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

$2311.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2827376 - SSXAU249 - Cat-Back Exhaust System - Resonated - 2.76" stainless steel with quad GT100 polished tips - Milltek Sport - Audi

2.76" stainless steel with quad GT100 polished tips

Brand:
Milltek Sport - Corporate Logo
ES#:
2827376
Mfg#:
SSXAU249
Ships on Nov 30, 2026
$2310.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4046076 - LNK-B5B6A45S - JHM Solid Linkage Upgrade for 5-speed Transmission - Replaces the worn out rubber bushing located at the transmission. - JH Motorsports  - Audi Volkswagen

Replaces the worn out rubber bushing located at the transmission.

Brand:
JH Motorsports  - Corporate Logo
ES#:
4046076
Mfg#:
LNK-B5B6A45S
Ships in 9 Business Days
$99.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2844955 - 8K0521101S - Driveshaft - Includes the commonly worn center bearing - Genuine Volkswagen Audi - Audi

Includes the commonly worn center bearing

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
2844955
Mfg#:
8K0521101S
Ships on Nov 23, 2026
5% off MSRP

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

$2411.99

This product was last offered at the strikethrough price on
10-26-2026

$2296.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#3172515 - 018327ecs01KT - Complete Rear Differential Mount Kit - Includes the ECS Rear Differential Mount and Carrier Mount Inserts! - ECS - Audi

Includes the ECS Rear Differential Mount and Carrier Mount Inserts! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3172515
Mfg#:
018327ECS01KT
Ships in 1-2 days
ON SALE! SAVE 15%
$385.99

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

$328.09 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3701618 - 140-14487-R - Forged Narrow Superlite 6R Front Brake Kit - 12.88" - Featuring red 6R six piston caliper and 12.88" GT slotted rotors - Delivers the ultimate combination for braking power and style! - Wilwood - Audi

Featuring red 6R six piston caliper and 12.88" GT slotted rotors - Delivers the ultimate combination for braking power and style!

Brand:
Wilwood - Corporate Logo
ES#:
3701618
Mfg#:
140-14487-R
In Stock at Vendor
11% off MSRP

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

$2569.99

This product was last offered at the strikethrough price on
11-05-2026

$2294.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#2092106 - 15210032 - KW V2 Series Coilover Kit - Variant 2 coilovers offer sport handling with adjustable rebound dampening - KW Suspension - Audi

Variant 2 coilovers offer sport handling with adjustable rebound dampening Range of lowering is 1.5-2.9" in the front and rear.

Brand:
KW Suspension - Corporate Logo
ES#:
2092106
Mfg#:
15210032
Back Ordered
$2284.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2619512 - 25310075 - H.A.S. - Adjustable Coilover Spring System - Retains the use of your factory shocks while providing the ability to adjust ride ride height from 0.6" to 1.8" Front 0.6" to 1.6" Rear - KW Suspension - Audi

Retains the use of your factory shocks while providing the ability to adjust ride ride height from 0.6" to 1.8" Front 0.6" to 1.6" Rear For sedan models only

Brand:
KW Suspension - Corporate Logo
ES#:
2619512
Mfg#:
25310075
In Stock at Vendor
$1144.00

This product was last offered at the strikethrough price on
11-04-2026

$1134.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3624375 - ST-AIVN-1103 - Supertech Stainless Intake Valve - Priced Each  - Standard sized valve head diameter, factory triple groove keeper setup - Supertech - Audi Volkswagen

Standard sized valve head diameter, factory triple groove keeper setup *Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3624375
Mfg#:
ST-AIVN-1103
In Stock
12% off MSRP

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

$32.99

This product was last offered at the strikethrough price on
11-05-2026

$28.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3195650 - 019386ECS01 - Billet Hood Latch Release Handle  - Billet aluminum hood release handle replacement for the plastic OEM hood pull - ECS - Audi Volkswagen

Billet aluminum hood release handle replacement for the plastic OEM hood pull 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3195650
Mfg#:
019386ECS01
In Stock
ON SALE! SAVE 36%
$77.99

This product was last offered at the strikethrough price on
05-14-2026

$50.17 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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