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

from $400.00

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

1 YEAR WARRANTY*.

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

See link below for fitment table:

Mercedes SE-503-078 78MM EFF Throttle Body Fitment Table

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