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Audi A4 Performance Parts & Upgrades

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Performance Stainless 2.5" Downpipe

ES#3175267 - 251125 - Performance Stainless 2.5" Downpipe - High flow, stainless downpipe kit to be used with 2.5" aftermarket exhaust - Techtonics Tuning - Audi

High flow, stainless downpipe kit to be used with 2.5" aftermarket exhaust Fits quattro 5-speed transmission models only - To be used with 2.5" aftermarket exhaust system

Brand:
Techtonics Tuning - Corporate Logo
ES#:
3175267
Mfg#:
251125
Ships on Aug 14, 2026
$286.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JHM Solid Short Throw Shifter (6-Speed)

ES#4046140 - JHM-STS-B6B7A46 - JHM Solid Short Throw Shifter (6-Speed) - If you desire the ultimate in shifting, the JH Motorsports B6/B7 A4 Solid Short Throw Shifter is the perfect solution! - JH Motorsports - Audi

If you desire the ultimate in shifting, the JH Motorsports B6/B7 A4 Solid Short Throw Shifter is the perfect solution! For 6-Speed transmission only
Fits 2004-2005 models with 02X/01X 6-speed transmissions

Brand:
JH Motorsports - Corporate Logo
ES#:
4046140
Mfg#:
JHM-STS-B6B7A46
Ships in 2 Business Days
$284.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Propeller Shaft Assembly

ES#3190433 - 936-650 - Propeller Shaft Assembly - Includes the commonly worn center bearing - Dorman - Audi

Includes the commonly worn center bearing

Brand:
Dorman - Corporate Logo
ES#:
3190433
Mfg#:
936-650
Ships in 4 Business Days
$852.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Carbon Fiber Grille Accent Set - Audi B8.5

ES#3569526 - 018360ecs01KT - Carbon Fiber Grille Accent Set - Audi B8.5 - Hand-laid carbon fiber to upgrade your exterior styling - ECS - Audi

Hand-laid carbon fiber to upgrade your exterior styling 10X Entries For Our 25th Anniversary Sweepstakes!

Fits Facelift models with S-Line(S4) front bumpers from the 2013 model year

Brand:
ECS - Corporate Logo
ES#:
3569526
Mfg#:
018360ECS01KT
In Stock
ON SALE! SAVE 10%
$630.98

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

$567.88 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Ultra Low Coilover System - Fixed Damping

ES#627 - 50011-1 - Ultra Low Coilover System - Fixed Damping - Extreme lowering for the extreme enthusiasts - H&R - Audi

Extreme lowering for the extreme enthusiasts 10X Entries For Our 25th Anniversary Sweepstakes!
We Price Match - Give Us A Call or Chat!
Fits Sedan models only. Height adjustable from 2.0" to 3.0" Front & 2.0" to 3.0" Rear

Brand:
H&R - Corporate Logo
ES#:
627
Mfg#:
50011-1
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.

$1890.00

This product was last offered at the strikethrough price on
07-01-2026

$1701.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Lightweight Aluminum Flywheel (13lbs)

ES#2830878 - FW025AL - Lightweight Aluminum Flywheel (13lbs) - Unleash hidden power by reducing rotational mass - Clutch Masters - Audi

Unleash hidden power by reducing rotational mass

Brand:
Clutch Masters - Corporate Logo
ES#:
2830878
Mfg#:
FW025AL
Ships on Aug 13, 2026
14% off MSRP

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

$657.99

This product was last offered at the strikethrough price on
07-27-2026

$566.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

JE Forged Piston Set

ES#4031341 - je279930 - JE Forged Piston Set - 82.5mm bore (standard), 9.1:1 compression ratio, 92.8mm stroke - Includes rings, wrist-pins, & circlips - JE Piston - Audi Volkswagen

82.5mm bore (standard), 9.1:1 compression ratio, 92.8mm stroke - Includes rings, wrist-pins, & circlips

Brand:
JE Piston - Corporate Logo
ES#:
4031341
Mfg#:
JE279930
In Stock at Vendor
$1699.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Might-As-Well-Be-Gated Kit

ES#4419866 - B8029A1 - Might-As-Well-Be-Gated Kit - This combo all but eliminates shifter slop and flex under load. - JXB Performance - Audi

This combo all but eliminates shifter slop and flex under load.

Brand:
JXB Performance - Corporate Logo
ES#:
4419866
Mfg#:
B8029A1
In Stock at Vendor
$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet Catch Can Kit

ES#2848071 - CTSCCB8TFSi - Billet Catch Can Kit - Reduce oil deposits that lower performance - CTS - Audi

Reduce oil deposits that lower performance Up to the 2012 model year

Brand:
CTS - Corporate Logo
ES#:
2848071
Mfg#:
CTSCCB8TFSI
Back Ordered
Auto Notify
ON SALE!
$449.99

This product was last offered at the strikethrough price on
07-10-2026

$424.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cat-Back Exhaust System - Resonated

ES#4164713 - B6S4RESONATED - Cat-Back Exhaust System - Resonated - 2.25" stainless steel with your choice of tip style - Milltek Sport - Audi

2.25" stainless steel with your choice of tip style

Brand:
Milltek Sport - Corporate Logo
ES#:
4164713
Mfg#:
B6S4RESONATED
Ships on Aug 27, 2026
Starting at $1685.99 USD
Customize
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MACH Force-Xp Cat-Back Exhaust System - Carbon Fiber Tips

ES#4141881 - 49-36420-C - MACH Force-Xp Cat-Back Exhaust System - Carbon Fiber Tips - 3.0" - 2.5" Mandrel-Bent T304 Stainless system produced gains of up to +13 HP and +22 lbs Ft. TQ., as measured on AFE's in-house dyno - AFE - Audi

3.0" - 2.5" Mandrel-Bent T304 Stainless system produced gains of up to +13 HP and +22 lbs Ft. TQ., as measured on AFE's in-house dyno

Brand:
AFE - Corporate Logo
ES#:
4141881
Mfg#:
49-36420-C
Back Ordered
20% off MSRP

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

$2105.00

This product was last offered at the strikethrough price on
05-27-2026

$1684.00 USD

Momentum GT Pro 5R Cold Air Intake System

ES#3183454 - 54-76402 - Momentum GT Pro 5R Cold Air Intake System - Features the 5R pre-oiled washable/reusable filter - AFE - Audi

Features the 5R pre-oiled washable/reusable filter CARB certified for sale in all 50 states

Brand:
AFE - Corporate Logo
ES#:
3183454
Mfg#:
54-76402
EO#:
D-550-30
Ships in 1 Business Day
20% off MSRP

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

$525.00

This product was last offered at the strikethrough price on
01-28-2026

$420.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Flex Fuel Upgrade For PTFE Lines

ES#4447352 - 201-0154 - Flex Fuel Upgrade For PTFE Lines - Modular add on for ES4447345 - Precision Raceworks - Audi Volkswagen

Modular add on for ES4447345

Brand:
Precision Raceworks - Corporate Logo
ES#:
4447352
Mfg#:
201-0154
In Stock
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B7 A4 2.0T Cat-Back Exhaust System - Non-Resonated

ES#2918091 - SSXAU515 - B7 A4 2.0T Cat-Back Exhaust System - Non-Resonated - 2.5" stainless steel with dual GT 100mm polished tips - Milltek Sport - Audi

2.5" stainless steel with dual GT 100mm polished tips Manual transmission only

Brand:
Milltek Sport - Corporate Logo
ES#:
2918091
Mfg#:
SSXAU515
Ships in 3 Business Days
$1678.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Bilstein B12 Pro-Kit Suspension System

ES#2983853 - 46-188502 - Bilstein B12 Pro-Kit Suspension System - Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! - Bilstein - Audi

Expertly matched performance Eibach Pro-line lowering springs and Bilstein shock/strut package for a dramatic increase in performance handling. World-famous Bilstein quality with a limited lifetime warranty! 2X Entries For Our 25th Anniversary Sweepstakes!
2X Entries For Our Spin To Win Sweepstakes!
For Sedan models

Brand:
Bilstein - Corporate Logo
ES#:
2983853
Mfg#:
46-188502
In Stock at Vendor
17% off MSRP

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

$1010.00

This product was last offered at the strikethrough price on
07-27-2026

$839.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

034Motorsport Coil Pack Hold-Down Bracket Kit

ES#4147796 - 034-107-Z028 - 034Motorsport Coil Pack Hold-Down Bracket Kit - Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! - 034Motorsport - Audi Volkswagen

Keep your upgraded 2.0T style coil packs cool and seated with the 034Motorsport Coil Pack Hold-Down Bracket Kit for Audi B5/B6 A4, 8N TT, VW, MkIV Beetle, MkIV GLI/Golf/GTI/Jetta/Rabbit, B5 Passat 1.8T vehicles! *Does not include 2.0T Coil Packs*

Brand:
034Motorsport - Corporate Logo
ES#:
4147796
Mfg#:
034-107-Z028
In Stock
$208.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

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