News
Audi A4 Exhaust System: Upgrade Guide by Generation, Sound and Legality
An honest Audi A4 exhaust system guide: how the layout changes from B8 to B9,...
Read more
Performance Parts for Audi S4: What to Buy at Every Budget
A category-by-category guide to performance parts for Audi S4 models, B8/B8.5 and B9, with clear...
Read more
Turbo Audi S4: B9 EA839 Upgrades and the Truth About B8 Swaps
The turbo Audi S4 explained: how to upgrade the B9/B9.5 EA839 safely with MAP sensors,...
Read more
Audi A4 Downpipe Guide: 2.0T Facts and Why the S4 Shops Differently
Every US-market B8, B8.5 and B9 A4 runs the 2.0T four-cylinder, and its downpipe is...
Read more
MAF Sensor Audi A4: Symptoms, Live Data Tests, Cleaning and Replacement
Is your MAF sensor Audi A4 problem real or a vacuum leak in disguise? Learn...
Read more
Custom Forged Wheels for Audi: How Made-to-Order Sets Are Built
How custom forged wheels for Audi actually get made: the fitment survey, sizing and offset...
Read more
Audi Transmission Mount Upgrade: Crisper Shifts for B8, B9, C7 and 4M
An Audi transmission mount upgrade is the cheapest way to kill drivetrain slop and clunky...
Read more
