Buy 2016 Audi S4 3.0L V6 A/T Prestige Sedan Engine Timing Chain Tensioner. A7; Upper; Right. A8; Upper - OEM Audi Part # 06E109218AP (06E-109-218-AP, 06E109218AC, 06E109218AJ)

Engine Timing Chain Tensioner. Tension arm.
An oil pressurized Tensioner that keeps the Chain that runs from the crankshaft to camshaft or the Chain that runs from camshaft to camshaft, from becoming loose and jumping a tooth or more causing Engine damage or out of sync crankshaft to camshaft Timing. Cam To Cam.

Engine Timing Chain Tensioner

Fits A6, A7, A7 Sportback, A8, Q5, Q7, S4, S5, SQ5

A7; Upper; Right. A8; Upper; Right. Q5; Upper; Right. Q7; Right. S4; Upper; Right; From 5/28/13. SQ5; Upper; Right. Touareg Hybrid; Upper; Right.