SE-503-078, 74MM (78MM EFF.) FOR MERCEDES M276/M177/M133/M139 & MORE






SE-503-078, 74MM (78MM EFF.) FOR MERCEDES M276/M177/M133/M139 & MORE
Premium Ported Throttle Body for Mercedes V6 and V8 Models! Check Below For Fitment!
FEATURES:
• Porting Taper and Upstream Bore with Velocity Stack (Lip & Bore Reduction)
• Sharp Blade Leading and Trailing Edges
• 16 Ra Microinch, Diamond Polished Surface Finish (Lower Skin Friction)
• Shaftless high-pressure side of the blade for Larger WOT Flow Area (78 mm Effective Bore)
• Self-Cleaning Throat/Flow Gap
• Dome and Thread-locked Screws
• Made from your OEM Parts (Bosch)
BENEFITS:
• Lower weight to power ratio at part throttle, for a more nimble/spirited driving experience
• Linearization and smoothing of the curve for a more predictable response and crisper shifts
• Immediate response right off idling while keeping idling function undisturbed
• Does not require tuning. Warranty safe
• More air/power at every single throttle position after idle. Crucial for starting or expanding power gain modifications
CORE EXCHANGE option: A refurbished OEM reworked part shipped right after you order. The $118 deposit is refunded when we receive your unmodified OEM core unit within a month of order delivery.
REWORK YOUR OWN option: Ship your unmodified OEM unit to us right after placing your order, we’ll rework it in 1-2 business days and send it right back to you. Contact us prior to order if reworking an already modified or ported unit.
Mercedes Vehicle/Engine Fitment (DIRECT FIT)
A-Class - (M133 2.0L I4T & M139 2.0L I4T)
A45 AMG 2.0L I4 (2013-2018)
A45 AMG/S AMG 2.0L I4 (2019-Present)
C-Class - ( M276 V6 & M177 V8)
C300 Base/4Matic 3.5L V6 (2013-2014)
C350 Base/Sport 3.5L V6 (2012-2015)
C400 4Matic 3.0L TT V6 (2015-2021)
C450 AMG 4Matic 3.0L TT V6 (2016-2017)
C43 AMG 4Matic 3.0L TT V6 (2017-2022)
C63 AMG Base/S 4.0L TT V8 (2015-2022) Requires Two Units! QTY:2
CLA / GLA - (M133 2.0L I4T & M139 2.0L I4T)
CLA45 AMG Base (2014-2023)
GLA45 AMG Base (2015-2023)
E-Class - (M276 V6 & M177 V8)
E350 Base/4Matic 3.5L V6 (2012-2016)
E400 Base/4Matic 3.0L TT V6 (2013-2018)
E450 Base/4Matic 3.0L TT V6 (2019-2020)
E43 AMG 4Matic 3.0L TT V6 (2017-2018)
E63 AMG S 4Matic+ 4.0L TT V8 (2018-2021) Requires Two Units! QTY:2
S-Class - (M276 V6 - M176 V8 - M177 V8)
S350 Base 3.0L TT V6 (2014-2017)
S450 Base 3.0L TT V6 (2018-2020)
S500e 3.5L TT V6 (2015-2017)
S560 Base/4Matic 4.0L TT V8 (2018-2020) Requires Two Units! QTY:2
S580 Base/4Matic 4.0L TT V8 (2021-Present)Requires Two Units! QTY:2
AMG GT - (M178 4.0L TT V8)
AMG GT - GT C/GT S/GT R/Pro/Black Series (2016-2021) Requires Two Units! QTY:2