Audi 3.0T Tech Guides & News

Audi 3.0T timing chain rattle fix: Vorsprung oil check valve for the timing chain tensioners on the S4, S5, SQ5, A6, A7 and Q7
059103175F

Audi 3.0T Timing Chain Rattle: Cold-Start Causes, Real Costs and the Check Valve Fix (S4, S5, SQ5, A6, A7, Q7)

Why the supercharged Audi 3.0T rattles for a second or two on a cold start,...
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Audi 3.0T 84mm throttle body from the upgrade kit for the supercharged EA837 in the B8 S4, S5, SQ5 and C7 A6
06E133062G

Audi 3.0T 84mm Throttle Body: Kit Options, Fitment and the Tune It Needs (S4, S5, SQ5, A6, A7, A8, Q7)

Planning an Audi 3.0T 84mm throttle body swap? Here is what each kit option includes,...
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Audi B8 S4 engine mounts: Vorsprung TruSport DynaCore 65A engine mount for the B8 and B8.5 S4, S5 and SQ5
8R0199381AD

Audi B8 S4 Engine Mounts: Failure Signs, Cost and 45A vs 65A vs DynaCore (S4, S5, SQ5, A4, A5, Q5)

Leaking, torn Audi B8 S4 engine mounts cause idle shake, clunks and sloppy shifts. Here...
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Audi 3.0T oil leak fix: Vorsprung left and right valve cover set for the S4, S5, Q5, SQ5, A6, A7, A8 and Q7 V6
06E103471P

Audi 3.0T Oil Leak: Find the Real Source Before You Pay for the Wrong Fix (S4, S5, Q5, SQ5, A6, A7, A8, Q7)

Where an Audi 3.0T oil leak usually starts, how to rule out spills, coolant and...
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Audi 3.0T crank pulley upgrade: Vorsprung TruDrive 193mm overdrive ring on a stainless hub for the B8.5 S4 and supercharged 3.0T
Audi 3.0T

Audi 3.0T Crank Pulley Upgrade: Sizes, Supercharger Speed and a Clean Install (S4, S5, Q5, SQ5, A6, A7, A8, Q7)

How a bigger crank pulley spins the Audi 3.0T supercharger faster, which TruDrive ring size...
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Audi 3.0T water pump replacement part: Graf PA1228 metal-impeller water pump for the Gen 1 S4, S5, Q5, SQ5, A6 and A7
06E121018N

Audi 3.0T Water Pump Replacement: Signs, Cost and the Smart Way to Do It (S4, S5, Q5, SQ5, A6, A7, A8, Q7)

Audi 3.0T water pump replacement explained: the warning signs, what shops charge, why the supercharger...
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Audi EA839 thermostat housing in billet aluminum for the B9 S4, S5, SQ5, RS5 and C8 A6, A7, S6 and S7
06M121115P

Audi EA839 Thermostat Housing: Failure Signs, Cost and the Billet Fix (S4, S5, SQ5, RS5, A6, A7, Q7, Q8)

How to spot a failing Audi EA839 thermostat and its plastic housing on the B9...
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Audi 3.0T under supercharger kit parts that stop coolant leaks: billet thermostat housing, metal water pump and gaskets
06E121045BB

Audi 3.0T Coolant Leak: Find the Source and Fix It Once (S4, S5, Q5, SQ5, A6, A7, A8, Q7)

Where Audi 3.0T coolant leaks start, how to find yours with a cold pressure test,...
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Close-up of a metallic catalytic converter substrate from a Vorsprung high flow cat for the Audi 4.0T
02 sensor spacer

O2 Sensor Spacer on an Audi: What It Hides, the Legal Risk and the Fixes That Last

What an O2 sensor spacer really does on an Audi, why it can break emissions...
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Hengst OE PCV valve 06E103547AH for the Audi 3.0T, included in our under-supercharger kits
06E103547AC

Audi 3.0T PCV Valve Replacement: Do It Once with an Under Supercharger Kit

Replacing the PCV valve on an Audi 3.0T means pulling the supercharger. Here is what...
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Crank pulley on the Audi 3.0T supercharged V6, the part that comes off to replace the front main seal
06E103153E

Audi 3.0T Front Main Seal: Leak Signs, Belt Damage and the Billet Fix (S4, S5, Q5, A6, A7)

How to spot an Audi 3.0T front main seal leak, why a failed belt so...
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Vorsprung Zeus ignition coil for the Audi 3.0T, a misfire cause to rule out before replacing a camshaft sensor
Audi 3.0T

Audi Camshaft Sensor: Codes, Symptoms and the Real Causes on the 3.0T (EA837 and EA839)

What P0340, P0341, P0016 and the other camshaft codes really mean on the Audi 3.0T,...
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