Eliminate weak factory plastic idlers with the UPD M113K Billet Idler Set - a high-strength CNC aluminum upgrade built for smoother operation, extreme durability, and long-term AMG reliability.
Eliminate weak factory plastic idlers with the UPD M113K Billet Idler Set - a high-strength CNC aluminum upgrade built for smoother operation, extreme durability, and long-term AMG reliability.
Keeps constant pressure on your serpentine belt to prevent belt slipping
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Includes all new hardware, pulley is Anodized in Black. This pulley is designed for cars without headers, and stock (150mm) crank pulley.
Only fits Weistec Supercharger
Brand:
ES#:
4730452
Mfg#:
01-000-00486-9
In Stock
Limited Qty Sale
$159.00
This product was last offered at the strikethrough price on 05-02-2026
Keeps constant pressure on your serpentine belt to prevent belt slipping
2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
2587889
Mfg#:
1122000970
In Stock at Vendor
$160.99
This product was last offered at the strikethrough price on 05-07-2026
Pulleys drive accessories essential to vehicle operation. Whether you need to install a stock original equipment pulley during a repair, or improve engine performance and appearance with a lightweight aluminum or underdrive pulley, count on ECS Tuning for pulley solutions that work.
Lifetime Replacement
