Replace your worn idler pulley
This product was last offered at the strikethrough price on
05-07-2026
Replace your worn idler pulley
This product was last offered at the strikethrough price on
05-07-2026
Spin the supercharger faster without affecting the accessory drive system
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Appropriate stage 2 software is required for use
Keep your car from breaking down by replacing your cracked drive 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
07-07-2026
Standard size replacement vibration dampening 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
07-27-2026
Keep your drive belt tight
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Also referred to as the 'relay roller'
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Keep your drive belt tight with an ECS Performance Kevlar Reinforced Accessory Belt, tensioner, and hardware.
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This product was last offered at the strikethrough price on
03-28-2026
Keep your car from breaking down by replacing your cracked drive belt
Decreases the diameter of the factory pulley from ~63.25mm to ~57.75mm, which in turn spins the supercharger ~9.5% faster.
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- APR Stage II software is required to run any upgraded Pulley configuration and is sold separately - Ple
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
09-06-2026
Replace your cracked or worn belt
From the 2013 model year
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
This is not the belt tensioner, this is a stationary 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
Keep your supercharger belt tight
Up to production date 7/11/2011
This product was last offered at the strikethrough price on
08-26-2026
Keep your accessories running properly with a new tensioner and drive belt
10X Entries Into Our F80 M3 Sweepstakes
From the 2013 model year
This product was last offered at the strikethrough price on
03-17-2026
Front pulley assembly for the supercharger compressor
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
08-09-2026
Ease the 3.0T supercharger pulley removal/installation process with this install kit
This product was last offered at the strikethrough price on
09-02-2026
Keep your drive belt tight
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026