Skip to content

SHOP BY CAR
SHOP BY PART
- Brakes
  
  Big Brake Kits
  Braided Lines
  Brake Discs
  Brake Fluid
  Brake Pads
  Brake Drums
  Brake Shoes
- Cooling
  
  Expansion Tanks
  Fans & Shrouds
  Gearbox Coolers
  Intercoolers
  Oil Coolers
  Radiators
  Radiator Caps
  Thermostats
  Turbo Blankets
- Drivetrain
  
  Clutch Kits
  Differentials
  Flywheels
  Shifter Bushes
  Short Shifters
  Transmission Coolers
- Electronics
  
  Boost Controllers
  Gauges
- Engine
  
  Belts & Chains
  Engine Mounts
  Lightweight Pulleys
  Oil Catch Cans
  Oil Filler Caps
  Oil Filters
  Silicones Hoses
- Engine Build
  
  Bearings
  Bolts & Fasteners
  Camshafts
  Crankshaft
  Gaskets
  Pistons & Rods
- Exhaust
  
  Decats
  Exhaust Bushes
  Exhaust Manifolds
  Exhaust Systems
  Sports Cats
- Fuelling
  
  Fuel Injectors
  Fuel Pressure Regulators
  Fuel Pumps
  Fuel Rails
- Intake
  
  Air Intakes
  Air Filter Socks
  Inlet Manifolds
  Panel Filters
  Pipework
- Fluids
  
  Brake Fluid
  Coolant
  Engine Oil
  Gearbox Oil
  Lubricant
- Forced Induction
  
  Actuators
  Blow off Valves
  Diverter Valves
  Superchargers
  Turbos
  Wastegates
- Interior
  
  Gear & Handbrake Gaiters
  Harnesses
  Seat Rails & Mounts
  Seats
  Shift Knobs
  Steering Wheels
- Suspension
  
  Air Suspension
  Anti-Roll Bars & Links
  Ball Joints
  Bump Steer Kits
  Bushes
  Chassis Bars & Braces
  Coilovers
  Lift Springs
  Lowering Springs
  Roll Center Adjusters
  Shock Absorbers
  Suspension Arms
  Steering
BRANDS
ALLOY WHEELS
BLOG
MERCH

Country/region

Search

Ireland GBP £
Italy GBP £
United Kingdom GBP £
United States GBP £

X (Twitter)
Facebook
Instagram
TikTok

Search

SHOP BY CAR
SHOP BY PART
BRANDS
ALLOY WHEELS
BLOG
MERCH

Search

Item added to your cart

View cart

Collection: S4 B6 [03-05]

Performance & Tuning Parts for Audi S4 B6

Filter:

Product type

0 selected

Product type

Brakes (2 products)
Drivetrain (2 products)
Engine & Tuning (1 product)
Exhaust System (9 products)
Suspension & Chassis (19 products)

Brand

0 selected

Brand

BC Racing (1 product)
HEL Performance (2 products)
Milltek (9 products)
Powerflex (18 products)
Quaife (1 product)
Ramair (1 product)
Wavetrac (1 product)

Sort by:

33 products

Filter and sort Filter

Filter and sort

Filter

33 products

Product type

Brakes (2 products)
Drivetrain (2 products)
Engine & Tuning (1 products)
Exhaust System (9 products)
Suspension & Chassis (19 products)

Clear

Brand

BC Racing (1 products)
HEL Performance (2 products)
Milltek (9 products)
Powerflex (18 products)
Quaife (1 products)
Ramair (1 products)
Wavetrac (1 products)

Clear

Sort by:

Remove all

33 products

BC Racing BR Series Coilovers for Audi A4 S4 Quattro B6 B7 (01-06)

Sale

BC Racing BR Series Coilovers for Audi A4 S4 Quattro B6 B7 (01-06)

Regular price £949.05 GBP

Regular price ~~£999.00 GBP~~ Sale price £949.05 GBP

Save 5%
Unit price per

Sale
HEL Performance Braided Brake Lines - Audi S4 Avant B6

Sale

HEL Performance Braided Brake Lines - Audi S4 Avant B6

Regular price £107.73 GBP

Regular price ~~£113.40 GBP~~ Sale price £107.73 GBP

Save 5%
Unit price per

Sale
HEL Performance Braided Brake Lines - Audi S4 B6

Sale

HEL Performance Braided Brake Lines - Audi S4 B6

Regular price £155.61 GBP

Regular price ~~£163.80 GBP~~ Sale price £155.61 GBP

Save 5%
Unit price per

Sale
Milltek Cat Replacement Decat Pipes for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Cat Replacement Decat Pipes for Audi S4 B6 4.2 V8 (03-05)

Regular price £510.32 GBP

Regular price ~~£567.02 GBP~~ Sale price £510.32 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Black GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Non-Res Cat Back Exhaust Black GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £1,071.86 GBP

Regular price ~~£1,190.96 GBP~~ Sale price £1,071.86 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Black Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Non-Res Cat Back Exhaust Black Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £1,069.47 GBP

Regular price ~~£1,188.30 GBP~~ Sale price £1,069.47 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Non-Res Cat Back Exhaust GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £984.84 GBP

Regular price ~~£1,094.27 GBP~~ Sale price £984.84 GBP

Save 10%
Unit price per

Sale
Milltek Non-Res Cat Back Exhaust Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Non-Res Cat Back Exhaust Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £985.28 GBP

Regular price ~~£1,094.75 GBP~~ Sale price £985.28 GBP

Save 10%
Unit price per

Sale
Milltek Resonated Cat Back Exhaust Black GT100 Tips for Audi S4 B6 4.2 V8 03-05

Sale

Milltek Resonated Cat Back Exhaust Black GT100 Tips for Audi S4 B6 4.2 V8 03-05

Regular price £1,203.91 GBP

Regular price ~~£1,337.68 GBP~~ Sale price £1,203.91 GBP

Save 10%
Unit price per

Sale
Milltek Resonated Cat Back Exhaust Black Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Resonated Cat Back Exhaust Black Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £1,201.51 GBP

Regular price ~~£1,335.01 GBP~~ Sale price £1,201.51 GBP

Save 10%
Unit price per

Sale
Milltek Resonated Cat Back Exhaust GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Resonated Cat Back Exhaust GT100 Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £1,116.88 GBP

Regular price ~~£1,240.98 GBP~~ Sale price £1,116.88 GBP

Save 10%
Unit price per

Sale
Milltek Resonated Cat Back Exhaust Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Sale

Milltek Resonated Cat Back Exhaust Jet Tips for Audi S4 B6 4.2 V8 (03-05)

Regular price £1,117.31 GBP

Regular price ~~£1,241.46 GBP~~ Sale price £1,117.31 GBP

Save 10%
Unit price per

Sale
Powerflex Black Engine Snub Nose Mount for Audi A4/S4 B6 (01-05)

Powerflex Black Engine Snub Nose Mount for Audi A4/S4 B6 (01-05)

Regular price £35.58 GBP

Regular price Sale price £35.58 GBP
Unit price per
Powerflex Black Engine Snub Nose Mount for Audi A4/S4 B6 Quattro (01-05)

Powerflex Black Engine Snub Nose Mount for Audi A4/S4 B6 Quattro (01-05)

Regular price £35.58 GBP

Regular price Sale price £35.58 GBP
Unit price per
Powerflex Black Front Anti Roll Bar Bush 29mm for Audi A4/S4 B6 (01-05)

Powerflex Black Front Anti Roll Bar Bush 29mm for Audi A4/S4 B6 (01-05)

Regular price £52.56 GBP

Regular price Sale price £52.56 GBP
Unit price per
Powerflex Black Front Lower Arm Inner Bush for Audi A4/S4 B6 (01-05)

Powerflex Black Front Lower Arm Inner Bush for Audi A4/S4 B6 (01-05)

Regular price £78.96 GBP

Regular price Sale price £78.96 GBP
Unit price per
Powerflex Black Front Tie Bar Rear Bush for Audi A4/S4 B6 (01-05)

Powerflex Black Front Tie Bar Rear Bush for Audi A4/S4 B6 (01-05)

Regular price £149.52 GBP

Regular price Sale price £149.52 GBP
Unit price per
Powerflex Black Front Upper Control Arm Bush (Camber Adjust) for Audi A4/S4 B6

Powerflex Black Front Upper Control Arm Bush (Camber Adjust) for Audi A4/S4 B6

Regular price £214.80 GBP

Regular price Sale price £214.80 GBP
Unit price per
Powerflex Black Front Upper Control Arm Bush for Audi A4/S4 B6 (01-05)

Powerflex Black Front Upper Control Arm Bush for Audi A4/S4 B6 (01-05)

Regular price £132.00 GBP

Regular price Sale price £132.00 GBP
Unit price per
Powerflex Black Rear Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Powerflex Black Rear Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Regular price £50.64 GBP

Regular price Sale price £50.64 GBP
Unit price per
Powerflex Black Rear Diff Front Mounting Bush for Audi A4/S4 B6 Quattro (01-05)

Powerflex Black Rear Diff Front Mounting Bush for Audi A4/S4 B6 Quattro (01-05)

Regular price £52.44 GBP

Regular price Sale price £52.44 GBP
Unit price per
Powerflex Engine Snub Nose Mount for Audi A4/S4 B6 (01-05)

Powerflex Engine Snub Nose Mount for Audi A4/S4 B6 (01-05)

Regular price £32.34 GBP

Regular price Sale price £32.34 GBP
Unit price per
Powerflex Engine Snub Nose Mount for Audi A4/S4 B6 Quattro (01-05)

Powerflex Engine Snub Nose Mount for Audi A4/S4 B6 Quattro (01-05)

Regular price £32.34 GBP

Regular price Sale price £32.34 GBP
Unit price per
Powerflex Front Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Powerflex Front Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Regular price From £46.56 GBP

Regular price Sale price From £46.56 GBP
Unit price per
Powerflex Front Lower Arm Inner Bush for Audi A4/S4 B6 (01-05)

Powerflex Front Lower Arm Inner Bush for Audi A4/S4 B6 (01-05)

Regular price £78.96 GBP

Regular price Sale price £78.96 GBP
Unit price per
Powerflex Front Tie Bar Rear Bush for Audi A4/S4 B6 (01-05)

Powerflex Front Tie Bar Rear Bush for Audi A4/S4 B6 (01-05)

Regular price £135.96 GBP

Regular price Sale price £135.96 GBP
Unit price per
Powerflex Front Upper Control Arm Bush - Camber Adj for Audi A4/S4 B6 (01-05)

Powerflex Front Upper Control Arm Bush - Camber Adj for Audi A4/S4 B6 (01-05)

Regular price £214.80 GBP

Regular price Sale price £214.80 GBP
Unit price per
Powerflex Front Upper Control Arm Bush for Audi A4/S4 B6 (01-05)

Powerflex Front Upper Control Arm Bush for Audi A4/S4 B6 (01-05)

Regular price £132.00 GBP

Regular price Sale price £132.00 GBP
Unit price per
Powerflex Rear Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Powerflex Rear Anti Roll Bar Bush for Audi A4/S4 B6 (01-05)

Regular price £45.96 GBP

Regular price Sale price £45.96 GBP
Unit price per
Powerflex Rear Diff Front Mounting Bush for Audi A4/S4 B6 Quattro (01-05)

Powerflex Rear Diff Front Mounting Bush for Audi A4/S4 B6 Quattro (01-05)

Regular price £48.54 GBP

Regular price Sale price £48.54 GBP
Unit price per
Quaife ATB LSD Differential (Front) for Audi S4, S6, A6 4.2 (01E)

Quaife ATB LSD Differential (Front) for Audi S4, S6, A6 4.2 (01E)

Regular price £1,128.60 GBP

Regular price Sale price £1,128.60 GBP
Unit price per
Ramair Air Panel Filter for Audi S4 (B6) 4.2 V8

Sale

Ramair Air Panel Filter for Audi S4 (B6) 4.2 V8

Regular price £35.15 GBP

Regular price ~~£37.00 GBP~~ Sale price £35.15 GBP

Save 5%
Unit price per

Sale
Wavetrac ATB LSD for Audi S4 4.2 B6/B7 Manual (Front) - 0A3 Gearbox

Wavetrac ATB LSD for Audi S4 4.2 B6/B7 Manual (Front) - 0A3 Gearbox

Regular price £1,956.00 GBP

Regular price Sale price £1,956.00 GBP
Unit price per

Contact

ID-Workz Ltd
943 Leeds Road
Huddersfield, West Yorkshire
HD2 1UP

Tel: 01484 535665

Email: sales@id-workz.co.uk

Facebook
Instagram
TikTok
X (Twitter)

Quick links

My Account
Order History
Wish List
Brands
Contact
Terms of Service
Refund policy

Information

About Us
Delivery Information
Privacy Policy
Terms & Condition
Returns
Site Map

Newsletter

Subscribe to our emails for exclusive discounts

Email

Payment methods

© 2025, ID-Workz

Choosing a selection results in a full page refresh.
Opens in a new window.