Top Mods for your B7 S4
ECS loves helping you make your car all it can be; that's why we've put all the top-of-the-line performance parts for your Audi B7 S4 together in one place. This list, compiled by our own AUDI gurus, is everything you need to outfit your car with all those goodies you've wanted for your build. Let's make race season even more fun with all the best performance parts for your Audi B7 S4!
Hand Selected By Our Team Of Enthusiast
For Your
AUDI B7 S4 4.2L V8
Adjustable Damping Performance Coilover System - Audi B6/B7 A4/S4
Take control of your ride while going low with our sport-tuned coilover system!
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Brand:
ES#:
3624746
Mfg#:
027966ECS01
BR Series Coilover Suspension Kit
Featuring 30 levels of adjustment and performance spring rates and valving
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Brand:
ES#:
3521686
Mfg#:
S-02-BR
Bilstein B14 PSS Suspension System
Height adjustable suspension system with performance valving and application specific, progressive rate coil springs. World-famous Bilstein quality with a limited lifetime warranty!
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Brand:
ES#:
2984041
Mfg#:
47-119444
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Availability:
In Stock
In Stock
Density Line Complete Front Control Arm Kit
Includes new control arms with Density Line control arm bushings and hardware
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Brand:
ES#:
3046839
Mfg#:
034-401-1004
Front Lower Polyurethane Control Arm Bushing Kit - Set
Engage the road with precision, confidence and reliability with our ECS Poly Control Arm Bushings!
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Brand:
ES#:
3411541
Mfg#:
019210ECS01-03KT
Density Line Front Upper Strut Mount - Pair
Approximately twice as stiff as stock, for increased firmness and vehicle control
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Brand:
ES#:
3622332
Mfg#:
034-601-1002-TKT
Performance Front & Rear Sway Bar Kit
Includes front adjustable (32mm) and rear (22mm) adjustable sway bars with required bushings
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Brand:
ES#:
3536876
Mfg#:
72257
Motorsport Front Sway Bar End Links Pair
Replace your sloppy rubber factory sway bar end links
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Brand:
ES#:
2873007
Mfg#:
034-402-4018
Adjustable rear Sway Bar End Links - Pair
Replace your flimsy, sloppy OEM sway bar end links with these performance engineered adjustable spherical endlinks
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Brand:
ES#:
2864589
Mfg#:
034-402-4004
Silicone Inlet Hose
Upgraded silicone hose from the MAF sensor to the throttle body
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Brand:
ES#:
2966730
Mfg#:
034-112-6013
Stage 1
Average gain of 22 horsepower and 20 lb-ft of torque
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Brand:
ES#:
3097347
Mfg#:
42-V8-340-1
VF Engineering Supercharger Kit (496hp & 434Ft-Lbs Torque) - B7 S4
Complete bolt on kit. The very best way to get big, everyday reliable horsepower
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Brand:
ES#:
2713220
Mfg#:
VFK80-11
JHM Mechanical Cam Adjuster Repair Kit - Pair
Another exclusive, cost effective repair solution for your B6-B7 S4 brought to you by the V8 specialists at JHMotorsports!
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Brand:
ES#:
4070425
Mfg#:
JHM-079109087N
Cat-Back Exhaust System - Non-Resonated
2.25" stainless steel with quad 76.2mm polished tips
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Brand:
ES#:
2827261
Mfg#:
SSXAU048
Cat-Back Exhaust System - Resonated
2.25" stainless steel with quad 76.2mm polished tips
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Brand:
ES#:
2827260
Mfg#:
SSXAU046
Clutch Kit - Stage 1
Features a full faced, steel backed, multi-compound organic lined disc with a torque rating of 430 ft/lbs
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Recommended to be used with Spec single mass flywheel SA44S
Recommended to be used with Spec single mass flywheel SA44S
Brand:
ES#:
2586444
Mfg#:
SA441
Lightweight Steel Flywheel (20lbs)
Single mass lightweight flywheel - Reduce rotating mass, unleash hidden power
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Brand:
ES#:
3090723
Mfg#:
SA44S
Stage 2 Daily Clutch Kit
Designed for the daily-driven, weekend track warrior. Conservatively rated at 350ft/lbs.
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Brand:
ES#:
3106516
Mfg#:
K70398FHDOKT
Adjustable Short Throw Shifter - Audi B6/B7 A4/S4
Find your perfect setting with 3 steps of throw reduction
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Brand:
ES#:
3023144
Mfg#:
009198ECS01
Complete ECS Performance Engine Mount Kit - Audi B6/B7 S4
Includes ECS performance polyurethane engine mounts and snub mount
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Brand:
ES#:
2723046
Mfg#:
000805ECS02A2KT
ECS Performance Engine Mount Kit - B6/B7 S4/RS4
Performance engine mounts to increase drivetrain rigidity
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Brand:
ES#:
2708157
Mfg#:
000805ECS02AKT
Street Density Line Transmission Mount
Increase performance and durability without sacrificing comfort
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Brand:
ES#:
2952012
Mfg#:
034-509-4001SD
Complete Rear Differential Mount Kit
Includes the ECS Rear Differential Mount and Carrier Mount Inserts!
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Brand:
ES#:
3172515
Mfg#:
018327ECS01KT
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Availability:
Ships on Jul 17, 2026
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Ships on Jul 17, 2026
Performance Snub Mount
Reduce driveline lash with a full polyurethane mount
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Brand:
ES#:
2718769
Mfg#:
004329ECS01A
Driveshaft Support Center Bearing
Finally a solution to replacing the entire driveshaft
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Brand:
ES#:
2864595
Mfg#:
034-506-0004
Audi B7 A4 S-Line / S4 Trunk Spoiler - Gloss Black
Add some aggressive styling to your Audi!
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Brand:
ES#:
4039668
Mfg#:
001215LA01
Carbon Fiber Door Blades
Aerospace grade carbon fiber finish, show quality looks!
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Brand:
ES#:
3142778
Mfg#:
AA402-CFDB4
Carbon Fiber Mirror Cap Set - Audi B6/B7/8P/C6
Upgrade your exterior look
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Brand:
ES#:
2804800
Mfg#:
010253ECS01KT
Audi B6 / B7 Carbon Fiber B-Pillar Trim Set
Make your good side great with carbon fiber!
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Brand:
ES#:
3662300
Mfg#:
026331ECS01