Audi S4 Flexplate - Clutch Masters - Steel - `10-`16
$531.25
$625.00
Save: $93.75
Audi S4 Flywheel - ACT - Streetlite - `00-`02
$895.00
$1,105.00
Save: $210.00
Free Continental US Shipping!
Audi S4 Flywheel - ACT - Streetlite - `04-`09
$1,187.00
$1,466.00
Save: $279.00
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Audi S4 Flywheel - Action Clutch - Aluminum Lightweight - `10-`14
$1,696.46
$2,035.75
Save: $339.29
Free Continental US Shipping!
Audi S4 Flywheel - Clutch Masters - CM Steel - `00-`02
$836.83
$984.50
Save: $147.67
Free Continental US Shipping!
Audi S4 Flywheel - Clutch Masters - Steel - `05-`08
$836.83
$984.50
Save: $147.67
Free Continental US Shipping!
Audi S4 Intercooler - Front - AWE Tuning - ColdFront - `18-`19
$875.00
$921.05
Save: $46.05
Audi S4 Performance Exhaust - AWE Tuning - Cat Back Touring - Diamond Black - `08-`16
$1,960.00
$2,305.88
Save: $345.88
Audi S4 Performance Exhaust - AWE Tuning - Cat Back Track Edition - Chrome Silver - `09-`16
$1,340.00
$1,576.47
Save: $236.47
Audi S4 Performance Exhaust - AWE Tuning - Cat-Back Touring - Diamond Black - `05-`09
$1,960.00
$2,305.88
Save: $345.88
Audi S4 Performance Exhaust - AWE Tuning - Touring Edition - Chrome Silver - `08-`16
$1,700.00
$2,000.00
Save: $300.00
Audi S4 Performance Exhaust - Rear - Remus - Axle Back - 2016
$1,482.00
$1,560.00
Save: $78.00
Free Continental US Shipping!
Audi S4 Performance Exhaust - Remus - Non-Resonated Center Section - 2016
$838.58
$882.72
Save: $44.14
Free Continental US Shipping!
Audi S4 Pressure Plate - ACT - Heavy Duty - 2005
$511.00
$631.00
Save: $120.00
Free Continental US Shipping!
Audi S4 Release Bearing - Clutch Masters - Hydraulic - `00-`02
$439.88
$517.50
Save: $77.62
Audi S4 Release Bearing - Clutch Masters - `00-`02
$191.25
$225.00
Save: $33.75
Free Continental US Shipping!
Audi S4 Slave Cylinder - Clutch Masters - OE Replacement Billet - `06-`08
$284.75
$335.00
Save: $50.25
Audi S4 Steel Flywheel - Clutch Masters - 850 Series - `00-`02
$930.33
$1,094.50
Save: $164.17
Audi S4 Steel Flywheel - Clutch Masters - DSG - `10-`16
$1,530.00
$1,800.00
Save: $270.00
Audi S4 Steel Flywheel - Clutch Masters - Single Mass - `10-`17
$1,098.63
$1,292.50
Save: $193.87
Free Continental US Shipping!
Audi S4 Steel Flywheel - Clutch Masters - `01-`05
$836.83
$984.50
Save: $147.67
Free Continental US Shipping!
Audi S4 Twin Disc Clutch Kit - Clutch Masters - FX850 Strapped w/ Steel Flywheel - `10-`17
$2,781.63
$3,272.50
Save: $490.87
Audi S4 Twin Disc Clutch Kit - Clutch Masters - FX850 Strapped with Steel Flywheel - `10-`17
$2,781.63
$3,272.50
Save: $490.87
Audi A4 A/C Condenser - CSF - `09-`14
$89.99
$104.99
Save: $15.00
Audi A4 A/C Condenser - CSF - `17-`20
$79.99
$94.99
Save: $15.00
Audi A4 Aluminum Flywheel - SPEC - `05-`08
$503.10
$559.00
Save: $55.90
Audi A4 Clutch Disc - SPEC - Stage 4 - `96-`03
$275.85
$306.50
Save: $30.65
Audi A4 Clutch Kit - DKM Clutch - MA with Flywheel - `97-`05
$749.99
$899.99
Save: $150.00
Free Continental US Shipping!
Audi A4 Clutch Kit - DKM Clutch - MB Clutch w/Steel Flywheel - `97-`05
$999.99
$1,199.99
Save: $200.00
Free Continental US Shipping!
Audi A4 Clutch Kit - Exedy - OE - 2007
$506.18
$595.52
Save: $89.34
Free Continental US Shipping!
Audi A4 Clutch Kit - Exedy - OE - `97-`05
$482.51
$567.67
Save: $85.16
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 2 - `96-`05
$737.10
$819.00
Save: $81.90
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 2+ - `09-`11
$1,025.10
$1,139.00
Save: $113.90
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 2+ - `96-`05
$755.10
$839.00
Save: $83.90
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 2+ - `96-`05
$620.10
$689.00
Save: $68.90
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 3+ - `05-`08
$881.10
$979.00
Save: $97.90
Audi A4 Clutch Kit - SPEC - Stage 3+ - `09-`11
$1,031.40
$1,146.00
Save: $114.60
Audi A4 Clutch Kit - SPEC - Stage 3+ - `96-`05
$872.10
$969.00
Save: $96.90
Audi A4 Clutch Kit - SPEC - Stage 3+ Sprung - `96-`03
$656.10
$729.00
Save: $72.90
Audi A4 Clutch Kit - SPEC - Stage 4 - `05-`08
$719.10
$799.00
Save: $79.90
Free Continental US Shipping!
Audi A4 Clutch Kit - SPEC - Stage 4 - `96-`05
$1,079.10
$1,199.00
Save: $119.90
Free Continental US Shipping!
Audi A4 Electronic Throttle Body - Grams Performance - 70mm DBW - Black - `04-`16
$399.99
$419.99
Save: $20.00
Free Continental US Shipping!
Audi A4 Forged Piston & Ring Set - CP Pistons - Forged, 82.5 mm Bore (+1.5), 8.5:1 CR, Set of 4 - `97-`05
$885.15
$1,062.18
Save: $177.03
Free Continental US Shipping!
Audi A4 Harmonic Balancer - Fluidampr - Fluidampr, Black Zinc Chromate, Internally Balanced, SFI 18.1 - Black - `02-`08
$494.99
$589.99
Save: $95.00
Free Continental US Shipping!
Audi A4 Intake Gaskets - Victor Reinz - Intake Manifold Set - `97-`05
$19.85
$23.82
Save: $3.97
Audi A4 Intake Valve - Supertech - Nitrided - Black - `96-`06
$26.34
$32.92
Save: $6.58
Audi A4 Intake Valves - Supertech - Blk Nitrided - `02-`07
$473.79
$592.07
Save: $118.28
Free Continental US Shipping!
Audi A4 Intake Valves - Supertech - Nitrided - Black - `97-`06
$473.79
$592.07
Save: $118.28
Free Continental US Shipping!
Audi A4 Intercooler - CSF - OEM - `05-`09
$134.99
$159.99
Save: $25.00
Audi A4 Intercooler - CSF - OEM - `05-`09
$139.99
$164.99
Save: $25.00
Audi A4 Intercooler - CSF - OEM - `09-`16
$119.99
$139.99
Save: $20.00
Audi A4 Intercooler Hose Kit - Wagner Tuning - Silicone - `09-`16
$420.00
$504.00
Save: $84.00
Audi A4 Intercooler Hose Kit - Wagner Tuning - `09-`16
$420.00
$504.00
Save: $84.00
Audi A4 Intercooler Kit - Wagner Tuning - Competition - `09-`16
$899.00
$1,078.80
Save: $179.80
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Audi A4 Intercooler Kit - Wagner Tuning - Competition - `17-`25
$1,040.00
$1,248.00
Save: $208.00
Free Continental US Shipping!
Audi A4 Performance Air Intake - Volant - PowerCore Closed Box - `09-`13
$352.90
$423.48
Save: $70.58
Free Continental US Shipping!
Audi A4 Piston & Ring Set - CP Pistons - Forged, 81.0mm, STD, 9.5:1 CR - `97-`05
$885.15
$1,062.18
Save: $177.03
Free Continental US Shipping!
Audi A4 Quattro Intake Gasket Set - Victor Reinz - MAHLE Original - `09-`10
$34.43
$41.32
Save: $6.89
Audi A4 Quattro Steel Flywheel - SPEC - `05-`08
$539.10
$599.00
Save: $59.90
Audi A4 Racing Timing Belts - Gates - Racing Performance - `05-`09
$139.99
$164.99
Save: $25.00
Audi A4 Radiator - CSF - OEM Plastic - `02-`05
$124.99
$144.99
Save: $20.00
Audi A4 Radiator - CSF - OEM Plastic - `09-`14
$119.99
$139.99
Save: $20.00
Audi A4 Radiator - CSF - Plastic - `02-`08
$124.99
$144.99
Save: $20.00
Audi A4 Radiator - CSF - Plastic - `97-`01
$89.99
$104.99
Save: $15.00
Audi A4 Rear Differential Mounts - Torque Solution - Billet Lower Insert - `16-`24
$99.99
$114.99
Save: $15.00
Audi A4 Short Throw Shifter - Fidanza - B5 Chassis - `96-`01
$104.99
$125.99
Save: $21.00
Audi A4 Short Throw Shifter - Fidanza - B6 Chassis - `01-`03
$136.49
$163.79
Save: $27.30
Free Continental US Shipping!
Audi A4 Steel Flywheel - SPEC - `05-`08
$539.10
$599.00
Save: $59.90
Audi A4 Steel Flywheel - SPEC - `98-`03
$449.10
$499.00
Save: $49.90
Audi A4 Timing Belt - Gates - High Performance - `97-`00
$104.99
$124.99
Save: $20.00
Audi A4 Turbocharger - BorgWarner - CR170 KO3 Replacement - 2008
$1,209.99
$1,449.99
Save: $240.00
Free Continental US Shipping!
Audi A4 Turbochargers - BorgWarner - SX K03 - `00-`05
$834.99
$999.99
Save: $165.00
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 1 - `05-`09
$699.30
$777.00
Save: $77.70
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 2 - `07-`09
$751.50
$835.00
Save: $83.50
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 2 - `10-`16
$764.10
$849.00
Save: $84.90
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 2+ - `09-`10
$996.30
$1,107.00
Save: $110.70
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 2+ - `10-`16
$809.10
$899.00
Save: $89.90
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 3 - `10-`16
$764.10
$849.00
Save: $84.90
Free Continental US Shipping!
Audi RS4 Clutch Kit - SPEC - Stage 3 Plus - `99-`02
$872.10
$969.00
Save: $96.90
Audi RS4 Clutch Kit - SPEC - Stage 3+ - `99-`02
$872.10
$969.00
Save: $96.90
Audi RS4 Flywheel - Fidanza - Aluminum - `97-`02
$524.99
$629.99
Save: $105.00
Free Continental US Shipping!
Audi RS4 Hub Assembly - Front + Rear - Moog - `07-`08
$84.99
$99.99
Save: $15.00
Audi RS4 Oil Cooler Kit - Wagner Tuning - Upgrade - `99-`01
$910.00
$1,092.00
Save: $182.00
Free Continental US Shipping!
Audi RS4 Pressure Plate - SPEC - Stage 2 - `07-`09
$450.90
$501.00
Save: $50.10
Audi RS4 Steel Flywheel - SPEC - 8 Crank Holes - `04-`09
$719.10
$799.00
Save: $79.90
Audi S4 Clutch Kit - Exedy - OE - 2004
$312.36
$367.49
Save: $55.13
Free Continental US Shipping!
Audi S4 Clutch Kit - Exedy - OE - `05-`07
$319.46
$375.84
Save: $56.38
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 1 - `05-`09
$699.30
$777.00
Save: $77.70
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 1 Sprung, Single Mass Flywheel - `99-`02
$647.10
$719.00
Save: $71.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2 - `07-`09
$751.50
$835.00
Save: $83.50
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2 - `10-`16
$764.10
$849.00
Save: $84.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2 Single - `09-`10
$961.20
$1,068.00
Save: $106.80
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2 Sprung - `99-`02
$737.10
$819.00
Save: $81.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2+ - `09-`10
$996.30
$1,107.00
Save: $110.70
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 2+ - `10-`16
$809.10
$899.00
Save: $89.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 3 - `10-`16
$764.10
$849.00
Save: $84.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 3 - `99-`02
$719.10
$799.00
Save: $79.90
Free Continental US Shipping!
Audi S4 Clutch Kit - SPEC - Stage 3 Plus - `99-`02
$872.10
$969.00
Save: $96.90
Audi S4 Clutch Kit - SPEC - Stage 3+ - `99-`02
$872.10
$969.00
Save: $96.90
Audi S4 Engine Main Stud Set - Wagner Tuning - OEM - Burnished - `09-`16
$499.00
$598.80
Save: $99.80
Free Continental US Shipping!
Audi S4 Flywheel - Fidanza - Aluminum - `00-`02
$524.99
$629.99
Save: $105.00
Free Continental US Shipping!
Audi S4 Performance Exhaust - MBRP - Muffler Bypass, T304 Stainless Steel, Armor Pro Series - `10-`16
$349.99
$432.34
Save: $82.35
Audi S4 Pressure Plate - SPEC - Stage 2 - `07-`09
$450.90
$501.00
Save: $50.10
Audi S4 Radiator - CSF - High-Performance All-Aluminum with B-Tube Technology - Satin - `97-`02
$559.00
$599.00
Save: $40.00
Free Continental US Shipping!
Audi S4 Rear Differential Mount Insert - Torque Solution - Billet - `05-`09
$79.99
$94.99
Save: $15.00
Audi S4 Rear Differential Mounts - Torque Solution - Billet - `10-`17
$79.99
$94.99
Save: $15.00
Audi S4 Rear Differential Mounts - Torque Solution - Billet Lower Insert - `16-`24
$99.99
$114.99
Save: $15.00
Audi S4 Sedan Performance Exhaust - Quad Rear Exit - MBRP - Cat Back T304 Stainless Steel 2.5in - Carbon Fiber - `18-`21
$1,314.99
$1,624.40
Save: $309.41
Free Continental US Shipping!
Audi S4 Sedan Performance Exhaust - Quad Rear Exit - MBRP - Cat Back, Armor Pro, T304 Stainless Steel, Quad Tips - `18-`21
$1,209.99
$1,494.69
Save: $284.70
Free Continental US Shipping!
Audi S4 Short Throw Shifter - Fidanza - B5 Chassis - `00-`02
$104.99
$125.99
Save: $21.00
Audi S4 Short Throw Shifter - Fidanza - B6 Chassis - `01-`02
$136.49
$163.79
Save: $27.30
Free Continental US Shipping!
Audi S4 Steel Flywheel - SPEC - 8 Crank Holes - `04-`09
$719.10
$799.00
Save: $79.90
ScanGauge III Ultra-compact OBDII Vehicle Monitor
$269.99
$299.99
Save: $30.00
Recommended by MADNESS
Audi A4 Twin Disc Clutch Kit - Clutch Masters - 850 Series Street - `05-`08
$1,963.50
$2,310.00
Save: $346.50
Audi S4 Performance Exhaust - Remus - Axle Back - Black Chrome - 2016
$3,097.61
$3,260.64
Save: $163.03
Free Continental US Shipping!
Audi S4 Quattro Avant Performance Exhaust - Remus - Axle Back Exhaust w/Center Section/Carbon Tail Pipe Set - 2016
$3,694.06
$3,888.48
Save: $194.42
Free Continental US Shipping!
Sold Out
Audi S4 Performance Exhaust - Rear - Magnaflow - Cat Back Sport Series - Polished - `04-`06
$1,646.00
$1,975.20
Save: $329.20
Free Continental US Shipping!
Sold Out
Audi S4 Throttle Body Hose - Mishimoto - Silicone - `00-`02
$68.95
$76.00
Save: $7.05
Sold Out
Breather Filter - 3/4"
$14.99
Sold Out
Audi S4 Performance Exhaust - Rear - AWE Tuning - Cat Back Touring Edition - Polished Silver - `05-`08
$2,065.00
$2,173.68
Save: $108.68
Sold Out
Audi S4 Performance Exhaust - Rear - AWE Tuning - Cat Back, Touring - Diamond Black - `05-`08
$2,165.00
$2,278.95
Save: $113.95
Sold Out
Audi S4 Performance Exhaust - Rear - AWE Tuning - Cat Back, Track Edition, Quad 90mm Slash-cut Tips - Diamond Black - `05-`08
$2,065.00
$2,173.68
Save: $108.68
Sold Out
Audi A4 Competition Plus Intake Valve (Single) - Ferrea - `96-`01
$31.55
$37.86
Save: $6.31
Sold Out
Audi A4 Engine Oil Cooler Gasket - Victor Reinz - `06-`08
$12.55
$15.06
Save: $2.51
Sold Out
Audi A4 Exhaust Gasket - Victor Reinz - Exhaust Pipe Flange - `02-`05
$16.92
$20.30
Save: $3.38
Sold Out
Audi A4 Exhaust Manifold Gasket - Victor Reinz - `97-`06
$8.12
$9.74
Save: $1.62
Sold Out
Audi A4 Exhaust Manifold Set - Victor Reinz - `06-`08
$15.18
$18.22
Save: $3.04
Sold Out
Audi A4 Intake Gasket - Victor Reinz - Plenum Chamber - `06-`08
$14.38
$17.26
Save: $2.88
Sold Out
Audi A4 Performance Exhaust - Victor Reinz - Exhaust Manifold Set - `00-`05
$14.63
$17.56
Save: $2.93
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