10 best cat back exhausts (October 2026) tested and Reviewed

best cat back exhausts

Cat-back exhaust systems are the most popular first performance mod because they swap everything from the catalytic converter back, including the mid-pipe, muffler, and tailpipe, and they typically add 10 to 40 horsepower while transforming your exhaust note. After spending three months testing 10 of the best cat back exhausts on trucks, muscle cars, and … Read more

10 Best Coilovers (October 2026) Tested & Reviewed

best coilovers

Coilovers are aftermarket suspension assemblies that merge a coil spring and a shock absorber into one height-adjustable unit, replacing the factory struts to give you control over stance and handling. If you’ve been searching for the best coilovers to lower your car, sharpen cornering, or set up a weekend track toy, this guide walks through … Read more

10 Best Catalytic Converters (October 2026) Tested and Reviews

best catalytic converters

A catalytic converter is an emissions control device in your vehicle’s exhaust system. It uses precious metals (rhodium, palladium, and platinum) to convert harmful pollutants like carbon monoxide, hydrocarbons, and nitrogen oxides into less toxic gases before they exit the tailpipe. Every gasoline-powered vehicle built since 1975 has one, and when it fails, your check … Read more

10 Best Leveling Kits (October 2026) Tested Reviews

best leveling kits

Our team spent the last three months installing, driving, and measuring ten of the best leveling kits across Chevy Silverados, GMC Sierras, Ford F-150s, Ram trucks, and a couple of mid-size pickups. We tracked stance before and after, logged tire clearance, and noted any change in ride harshness. If you have been chasing a level … Read more