JHM - 4:1 Center Diff Upgrade (Manual Trans Only)For Manual Transmissions Only (Please use the drop down boxes above to select your transmission and correct matching core if you are not sending yours in first, use the picture below to help determine which center diff your car is equipped with. The factory torsen center differential in the S4 and A4 provides a 2: 1 torque distribution between front and rear. What does this mean? This enables the end of the car that still has traction (most of the

delivering the clamping force necessary to seal the combustion chamber as well as the oil and coolant passages—even at extreme temperatures and pressures

69 inch 94 mmLoad at Block Height: 2400 lbs 10676 NWeight: 2

Cloud-based solution with a web-based interface and mobile apps for iOS and Android

IE’s Audi S4 (DL501 S-Tronic) DSG tune is all-inclusive and does not offer expensive upgrades

is machining and fitting a larger BorgWarner K04 turbine as fitted to the Audi S3 8P and others but also given a curved clip of the blades for more power

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07K-115-105-G / 07K115105 G / 07K 115 105 G

OE Part #   33-20-7-839-467 / 33 20 7 839 467 / 33207839467

Direct fit for Gen1 and Gen2 2

OE Part # 11129070990 / 11-12-9-070-990 / 11 12 9 070 990

Recommended to change every 45k miles (every 20k miles on E85 fueling applications) or as needed to maintain maximum power and efficiency for your engine

89 5/16" Male Part #: 150-20-411