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Ultimate Performance and Design Now Available

If you're an AMG performance enthusiast you may have heard of UPD products. UPD is known for their cutting edge designs on their pulleys and induction systems, and we are proud to now offer their products on our website! These innovative designs include world renowned performance Supercharger Pulleys, Billet Aluminum Idler Pulleys, and extremely unique Cold Air Induction Systems.

Simply select your vehicle from the drop down menu, then click "Shop By Brand" & "Ultimate Performance & Design" to see what is available for your vehicle today!


Performance & power

Fits:
Mercedes-Benz 55/63 AMG Vehicles (2003-2014)

UPD 77mm Fixed Supercharger Pulley Upgrade - M113K
Increase horsepower and torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECU tune required for proper functionality
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102944
Mfg#: MBFSP77
No longer available
UPD 72mm Fixed Supercharger Pulley Upgrade - M113K
Increase horsepower and torque!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
ECU tune required for proper functionality
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102943
Mfg#: MBFSP72
No longer available
UPD 83mm Clutched Supercharger Pulley Upgrade - M113K
Upgrade your AMG M113K with the lightweight billet UPD 83mm pulley for strong 45-50 RWHP gains and balanced street performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102940
Mfg#: MB55SC
No longer available
UPD 77mm Clutched Supercharger Pulley Upgrade - M113K
Upgrade your AMG M113K with the lightweight billet UPD 77mm pulley for massive 60-70+ RWHP gains and aggressive performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102941
Mfg#: MB55SC77
No longer available
UPD M113K Supercharger Belt Wrap Kit - Black Belt
Designed to stop the slipping of the belt under boost pressure!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102939
Mfg#: MB55BW

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Availability:
Ships in 1 Business Day
$350.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Billet Aluminum 5 Piece Idler Pulley Upgrade - M113K
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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102935
Mfg#: M113K5I

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Availability:
Ships in 6 Business Days
$585.00 USD
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This product is lifetime replacement eligible Lifetime Replacement
Billet Aluminum 3 Piece Idler Pulley Upgrade - M113K
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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102934
Mfg#: M113K3PCI

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Availability:
Ships in 1 Business Day
$360.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
5 Piece Billet Idler Pulley Kit - M157 AMG
Upgrade your M157 AMG with the UPD Billet Idler Kit - CNC-machined aluminum pulleys built to eliminate factory plastic idler failures and deliver lasting performance and reliability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102937
Mfg#: M1575PCI

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Availability:
Ships in 1 Business Day
$560.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Underdrive Crank Pulley Kit - M157 AMG
Unlock faster turbo spool, sharper throttle response, and hidden horsepower with the UPD M157 Underdrive Crank Pulley - a precision billet upgrade built to maximize AMG performance and reliability.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102938
Mfg#: M157CP

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Availability:
Ships in 1 Business Day
$769.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
UPD High Flow Cold Air Induction Kit - M157 AMG
Unlock hidden M157 power with the UPD Cold Air Induction Kit - OEM style fitment with dyno-proven gains of up to 25WHP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102942
Mfg#: MBCABK1

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Availability:
Ships in 1 Business Day
$450.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
UPD High Flow Cold Air Induction Kit - M113K
Unlock hidden M113K power with the UPD Cold Air Induction Kit - OEM style fitment with dyno-proven gains!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102946
Mfg#: MBM113KCABK

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Availability:
Ships in 1 Business Day
$445.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
UPD High-Performance Torque Converter - M113K / 722.6
3000 Stall For 722.6 Transmissions
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Brand: Ultimate Performance And Design  - Corporate Logo
ES#: 3102947
Mfg#: MBTC1

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Availability:
In Stock
Limited Qty Sale
$1295.00

This product was last offered at the strikethrough price on
05-02-2026

$1190.00 USD
Free Shipping Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

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