Featuring Advanced Fuel Dynamics x Deatschwerks 850cc Injectors! Max Wheel Horsepower Supported on E85 of 895hp on naturally aspirated engines & 815hp on forced induction engines!
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Brings true 2D mapped water-methanol injection delivery to your DI (direct fuel injected) and forced induction vehicle
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Get up to +67 hp and +69 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip *Open Box - New Product*
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Get up to +56 hp and +61 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
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Get up to +102 hp and +114 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +78 hp and +86 lb-ft through a safe and easy to use tuning module from RaceChip
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Get up to +71 hp and +65 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +102 hp and +114 lb-ft through a safe and easy to use app-controlled tuning module from RaceChip
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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.
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Brand:
ES#:
3102938
Mfg#:
M157CP
Ships in 1 Business Day
$795.00
This product was last offered at the strikethrough price on 05-10-2026
Custom made with 100% methanol resistant stainless steel spring and EPDM seals ensuring zero corrosion even with high concentrations of methanol.
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Get up to +71 hp and +65 lb-ft through a safe and easy to use tuning module from RaceChip
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Get up to +67 hp and +69 lb-ft through a safe and easy to use tuning module from RaceChip
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Featuring True Plug-and-Play “Drop-in Fit” Installation Requires Absolutely No Modifications. All-aluminum tank and core plus OE-style quick connects.
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Improves throttle response, and peak power while adding a glorious and aggressive tone under the hood.
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Improve air flow, sound, and gain up to 10HP!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms CARB certified for sale in all 50 states
Brand:
ES#:
4446040
Mfg#:
21-781DS
EO#:
D-670-24
In Stock
ON SALE!
SAVE 12%
$419.99
This product was last offered at the strikethrough price on 05-15-2026
Worn mounts, bushings, and other drivetrain components rob performance. Replace or upgrade your drivetrain with our extensive catalog of mounts, bushings, clutch kits, and more.
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Mercedes Benz
Lifetime Replacement
