Easily increase the supercharger rotational speed to create more boost
10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use
Easily increase the supercharger rotational speed to create more boost
10X Entries Into Our F80 M3 Sweepstakes
Appropriate stage 2 software is required for use
Replace your cracked or worn belt
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Includes 1300mm belt for use with 57mm or 63mm supercharger pulleys
Only for us with Fluidampr 651201C.
This product was last offered at the strikethrough price on
08-31-2026
CNC machined from high grade stainless steel, and designed with a smaller radius than the factory pulley.
Also called the relay roller
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-05-2026
Reduces vibrations and drives the accessory belt
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Software & installation kit not included in this upgrade kit
*To be used with CTS 3.0T Crank Pulley Upgrade Kit - 3.0 TFSI Performance Software is sold separately and
Decreases the diameter of the factory pulley, increasing the boost pressure output - Software not included in this upgrade
*Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software i
Replace your cracked or worn belt
We Price Match - Give Us A Call or Chat!
Keep your drive belt tight
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
10-08-2026
Replace your worn idler pulley
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Replace your worn idler pulley
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
08-31-2026
Tracks the supercharger belt properly
Replace your worn idler pulley
This product was last offered at the strikethrough price on
05-07-2026
Equivalent to factory tool T40058
A new washer and nut to install your pulley
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
This product was last offered at the strikethrough price on
10-23-2026