Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
10X Entries Into Our F80 M3 Sweepstakes
Our Red Kevlar accessory Belts are both an aesthetic improvement and a performance alternative to a traditional belt.
10X Entries Into Our F80 M3 Sweepstakes
Includes accessory and supercharger belt idler pulleys
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
08-11-2026
Includes accessory belt, supercharger belt, belt tensioner assemblies and idler pulleys
10X Entries Into Our F80 M3 Sweepstakes
This product was last offered at the strikethrough price on
05-02-2026
Complete assembly with new pulley
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This product was last offered at the strikethrough price on
09-03-2026
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.
Complete assembly with new pulley
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
03-20-2026
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
10X Entries Into Our F80 M3 Sweepstakes
Includes accessory and supercharger belt idler pulleys
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
Keeps constant pressure on your serpentine belt to prevent belt slipping
2X Entries Into Our F80 M3 Sweepstakes
We Price Match - Give Us A Call or Chat!
28.45x1289mm - 8PK1289
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
04-13-2026
Keeps constant pressure on your serpentine belt to prevent belt slipping
We Price Match - Give Us A Call or Chat!
Used in various locations on multiple Mercedes-Benz vehicles
Two (2) Required - Tensioner To Timing Case
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
09-09-2026
Keeps constant pressure on your serpentine belt to prevent belt slipping
We Price Match - Give Us A Call or Chat!
This product was last offered at the strikethrough price on
05-07-2026
Keeps constant pressure on your serpentine belt to prevent belt slipping
We Price Match - Give Us A Call or Chat!
28.45x1289mm
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
09-09-2026