Performance Tuning Hub
Your ultimate resource for automotive tuning, installation guides, and performance part reviews.
Diagnosing Honda P1399 & P0300 Misfires on the 1.6L D16Y7
Solve the dreaded Honda P1399 and P0300 warm idle misfire...
3 min read
D16Y7
Does Removing the Intake Resonator Add Horsepower? Acura Integra Type-R Dyno Results
Dyno testing proves removing the factory intake resonator on an...
3 min read
Acura
Why Your Lifted 2015 GMC Sierra 1500 5.3L is Getting Terrible MPG (And How to Fix It)
Fix the bad MPG on your 2015 GMC Sierra 1500...
3 min read
2015 GMC Sierra 1500
Chevy Silverado Headers: Are They Worth the Risk of Melting Spark Plug Wires?
Are aftermarket headers on a Silverado or Sierra worth it?...
3 min read
Chevy Silverado
Why Your RV Solar Fried Your Lead-Acid Batteries (AGM vs. Lithium)
Did your RV solar panels fry your lead-acid batteries in...
3 min read
AGM Upgrade
Is Ford's 18,000-Mile Oil Change Interval Safe? The Truth About EcoBoost Maintenance
Ford recommends 18,000-mile oil changes for the 2019+ Focus 1.0...
2 min read
1.0 EcoBoost
G35 to 350Z Exhaust Swap: Fitment Facts and Hanger Removal
Planning a G35 exhaust swap on your Nissan 350Z? Learn...
3 min read
Exhaust Hangers
145k Mile Ram 1500 Transmission Fluid Service: The High-Mileage Myth Debunked
Bought a high-mileage Ram 1500? An ASE mechanic explains if...
3 min read
5.7L Hemi
The Truth About Weight Reduction: Does 100 Lbs Really Equal a Tenth of a Second?
Discover how static versus rotational weight reduction impacts your 1/4-mile...
3 min read
Chevrolet Corvette C6 ZR1
Subaru WRX Fuel Guide: Chevron vs. Shell for Turbocharged Engines
Is Shell better than Chevron for your WRX? An ASE...
3 min read
EJ257
Bulletproofing the 6.6L LLY Duramax: Essential Upgrades for 200k+ Miles
Hitting 200k miles on your 2004.5 LLY Duramax? Here is...
3 min read
2004.5 Duramax LLY
2010 Duramax Allison 1000 Transmission Fluid & Filter Service Guide
Step-by-step guide for servicing the Allison 1000 on a 2010...
2 min read
2010 Chevy Silverado 2500HD
2011-2016 LML Duramax Fuel Filter Change Interval: Protecting the CP4
Don't trust the dashboard monitor. Here is the correct LML...
3 min read
Chevy Silverado
Iridium vs. Copper Spark Plugs: Do They Actually Increase Horsepower?
Do Iridium spark plugs add horsepower to a naturally aspirated...
3 min read
5.7L Hemi
3rd Gen Ram 5.7L Hemi: Why Dyno Numbers Are Low & How to Gain Power
Wondering why your 345hp 5.7L Hemi Ram only puts down...
2 min read
5.7L Hemi