APR Supercharger Drive & Crank Pulley
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APR Supercharger Drive & Crank Pulley - Audi A6/A7/A8 (3.0 TFSI) - Press On
APR builds its supercharger pulley upgrades around real dyno data, not guesswork, and this pulley set is one of the simplest ways to unlock extra performance from the Audi A6, Audi A7 and Audi A8 3.0 TFSI supercharged engine. By speeding up the factory supercharger, both horsepower and torque improve across the entire rev range.
This listing covers the Audi A6, Audi A7 and Audi A8 fitted with the 3.0 TFSI supercharged engine, using the press on drive pulley design. The kit combines a smaller drive pulley with a larger crank pulley, spinning the supercharger roughly 26.4 percent faster than stock for a noticeably stronger gain than either pulley alone.
Important: at this level of airflow, the factory throttle body becomes a restriction. APR recommends pairing this kit with its Ultracharger Throttle Body Upgrade to fully realise the available gains. Software is sold separately and is required to tune for the new pulley ratio.
Key Features
- Drive pulley reduces diameter from approximately 63.25mm to 57.75mm, increasing supercharger speed by approximately 9.5 percent
- Crank pulley increases diameter from approximately 162mm to 187mm, increasing supercharger speed by approximately 15.4 percent
- Combined pulley set increases supercharger speed by approximately 26.4 percent over stock
- Drive pulley CNC machined from billet stainless steel with a black e-coat finish for an OEM appearance
- Crank pulley CNC machined from lightweight billet aluminium with weight saving pockets and a black anodised finish
- Crank pulley bolts over the factory harmonically balanced unit; drive pulley is press fitted to the supercharger
- New crank pulley bolts and belt included
Vehicle compatibility, OEM part numbers and fitment notes are provided in the tabs above. Please confirm your vehicle's model, year and engine configuration before ordering.
Not sure if this kit suits your build? Contact our team at sales@chicaneaustralia.com.au for expert advice.
Vehicle Compatibility
| Make | Model | Chassis | Engine |
|---|---|---|---|
| Audi | A6 | - | |
| Audi | A7 | - | |
| Audi | A8 | - |
Technical Specifications
| Spec | Value |
|---|---|
| Supercharger Drive Pulley Diameter (Factory) | ~63.25 mm |
| Supercharger Drive Pulley Diameter (APR) | 57.75 mm |
| Supercharger Speed Increase (Drive Pulley Only) | ~9.5% faster |
| Supercharger Drive Pulley Material | Billet stainless steel, CNC machined |
| Supercharger Drive Pulley Finish | E-coated black |
| Supercharger Drive Pulley Fitment Type | Press fit onto factory supercharger unit |
| Crank Pulley Diameter (Factory) | ~162 mm |
| Crank Pulley Diameter (APR) | ~187 mm |
| Supercharger Speed Increase (Crank Pulley Only) | ~15.4% faster |
| Crank Pulley Material | Billet aluminium, CNC machined with weight saving pockets |
| Crank Pulley Finish | Anodized black |
| Crank Pulley Fitment Type | Bolts on top of factory harmonically balanced crank pulley |
| Combined Supercharger Speed Increase (Both Pulleys) | ~26.4% faster than stock |
| Hardware Included | New crank pulley bolts |
| Belt | Included |
No instructions available for this product.

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