APR 5x112 5mm Wheel Spacers - 66.5mm Centerbore

*Please Note: We provide a chamfer on our wheel spacers so they can fit on the factory chamfered hubs. Because of this, the inner diameter on this spacer will actually be larger than the specified amount. However, you still need to choose the correct...

APR 5x112 4mm Wheel Spacers - 66.5mm Centerbore

*Please Note: We provide a chamfer on our wheel spacers so they can fit on the factory chamfered hubs. Because of this, the inner diameter on this spacer will actually be larger than the specified amount. However, you still need to choose the correct...

APR 5x112 3mm Wheel Spacers - 66.5mm Centerbore

*Please Note: We provide a chamfer on our wheel spacers so they can fit on the factory chamfered hubs. Because of this, the inner diameter on this spacer will actually be larger than the specified amount. However, you still need to choose the correct...

APR 5x112 2mm Wheel Spacers - 66.5mm Centerbore

*Please Note: We provide a chamfer on our wheel spacers so they can fit on the factory chamfered hubs. Because of this, the inner diameter on this spacer will actually be larger than the specified amount. However, you still need to choose the correct...

APR Ignition Coils - PQ35 Style

*Please Note: If your factory ignition coils look physically different, other than color, these upgrades are not compatible. Does NOT fit 2014.5+ GLI with EA888 Gen 3 engine*   APR Ignition Coils are designed to be a direct plug-and-play upgrade to...

APR Dual Pulley Kit for Audi 3.0T (Press-On Style)

*Please Note: Specific software is required to maximize output with this product. Use part number MS100025 to remove the factory supercharger drive pulley.* APR's Supercharger Drive Pulley Upgrade decreases the diameter of the factory pulley from ~63...

APR Valve Stem Caps

Leaving no detail untouched, we've added APR Valve Stem Caps to the lineup! Sold as a set of 4 aluminum caps, each has an APR logo engraved on the face, which some believe may add horsepower*.   Silver or Gunmetal   *HP gains are unconfirmed...

APR CPS Radiator Fit Kit for B8 S4 & S5 3.0T

This fit kit is required to fit the APR CPS system to C7 (pre facelift) and B8 (Pre Facelift) vehicles. Features: Adapts the system to the B8 chassis All hoses and fittings included for a painless install   This part is legal for sale or use on...

APR Supercharger Drive Pulley for Audi 3.0T (Press-On Style)

*Please Note: Specific software is required to maximize output with this product. A new belt is required. Use part number RS100003 with a factory supercharger drive pulley and part number RS100002 with an APR supercharger drive pulley* APR's Supercharger...

APR Supercharger Crank Pulley for Audi 3.0T

*Please Note: Specific software is required to maximize output with this product. A new belt is required. Use part number RS100003 with a factory supercharger drive pulley and part number RS100002 with an APR supercharger drive pulley.* APR's...

APR Ultracharger Throttle Body Upgrade for B8 S4 & S5 3.0T

*Please Note: Specific software is required to use this system. Software is included. Software compatibility must be checked before purchase. This system also requires other hardware to function properly, including: Supercharger Drive Pulley,...

APR CPS Radiator for B8 & C7 3.0T & 4.0T

*Please Note: The B8 S4/S5 and some C7 A6/A7 require the CPS Fit Kit (MS100136). The fit kit is required when the cooler has an inlet and outlet on opposite sides. Furthermore, some B8 S4/S5 vehicles with Audi Drive Select (ADS) coolers will require...

APR Supercharger Pulley Install Kit for 3.0T

The factory Gen 1 supercharger drive pulley is pressed on to the supercharger's input shaft. It's not possible to remove the factory pulley without damage, or damaging the supercharger itself unless special care and attention is taken.   The APR...

APR Open Carbon Fiber Cold Air Intake for B8 3.0T

THIS ITEM CAN NOT BE SHIPPED TO CALIFORNIA CUSTOMERS! The APR Open Carbon Fiber Intake System is the ultimate intake system for the 3.0 TFSI. The factory system is dramatically undersized, creating a power robbing inlet restriction that's ever-so...

APR Carbon Fiber Intake Back Tube for B8 3.0T

The OEM intake system includes resonators in the hose connecting the air box to the throttle body designed to reduce supercharger whine. The APR intake system in Stage 1 form replaces the factory air box and filter, and will deliver roughly 11 AWHP over...