Six (6) Required Per Engine - Brand New Unit - No Core Charge
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Plug-and-play performance solution - Enjoy gains of up to +65 more horsepower and +75 more ft/lbs of torque!
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Brand:
ES#:
3558581
Mfg#:
CW01265
In Stock
Limited Qty Sale
$449.99
This product was last offered at the strikethrough price on 05-02-2026
Let your turbo ingest all the cold air it needs and listen to it spool! Provides a 20 horsepower increase!
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Upgrade your ride with the Valvetronic Designs universal valve muffler kit, a premium T304 stainless steel solution that delivers an aggressive, valved exhaust note at the click of a button
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Get access to even more vehicle data using PROLINK+ to wire in up to 2x analog signals and 1x CAN bus signal. Compatible with MPVI2+ and MPVI3 interfaces.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For use with HP Tuners MPVI2+ and MPVI3 interfaces only.
Brand:
ES#:
4840618
Mfg#:
H021-002-06
Ships in 3 Business Days
$60.99
This product was last offered at the strikethrough price on 05-12-2026
Fits all 4.0L M176, M177 and M178 Engines. Achieve that "blow off sound" people are fond of on turbocharged vehicles!
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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.
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Choose either V-band or hose camp style rings to add methanol injection easily to almost any vehicle.
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Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.
Let us help you find the parts that fit your
Mercedes Benz
Lifetime Replacement
