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The best carbon fiber body parts for the 2010-2015 Camaro: dry carbon roof, decklid and vented hoods by Anderson Comp...

Compare 5 Audi S5 exhaust systems for the B8, B8.5 and B9 (2008-2024): AWE SwitchPath, Track and Touring vs MBRP. Sou...

Learn how to install coilovers on the 2005-2012 Porsche 987 Cayman and Boxster: tools, torque, ride-height setup, and...

BMW M2 (G87) coilovers compared: AST 5200 vs Moton 1-way vs H&R Sport Springs. Specs, ride height and pricing fro...

The best Genesis G70 3.3T bolt-on upgrades for 2019-2021: Borla exhaust, Injen intake, Mishimoto intercooler, aFe pip...

Compare the 5 best BMW M2 (G87) exhaust systems: Akrapovic, HKS, AWE and aFe. Real specs, sound, weight savings and p...

Install coilovers on your Audi RS5 (B9): a step-by-step KW V3 guide with torque tips, lowering range, and Ohlins, Bil...

Infiniti Q50 exhaust review: HKS Super Turbo Muffler vs aFe Takeda and MagnaFlow. Specs, dyno gains and VR30/VQ37 fit...

Best superchargers for the 2016-2018 ND Mazda MX-5 Miata: Edelbrock E-Force (198 whp) and HKS GT2 (to 230 whp). Compa...

Compare the best big brake kits for the BMW F80 M3 & F82 M4: Alcon 6-piston BBKs, GiroDisc & EBC 2-piece roto...

Compare 5 in-stock BMW 335i & 340i (F30) coilovers: KW DDC, V3, V2, V1 and ST XA, from $1,399 to $4,294. Drop, da...

How to supercharge a 2022-2024 GR86 or BRZ (FA24): the HKS GT2 kit makes 280-300 whp, plus the best intake and exhaus...