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Compare the best BMW M240i exhaust systems for F22 (2016-2021) and G42 (2022+). Akrapovic, Remus, AWE & MBRP spec...

Install the Akrapovic Slip-On exhaust on your 992 Porsche 911 Turbo and Turbo S: gain 22.5 hp, drop 9 kg, plus tools ...

Compare the 6 best GR Supra B58 intercooler and charge-air cooler upgrades for the 2020-2026 A90: CSF Race-X, Wagner ...

BMW M8 coilovers: our full KW V4 review for the 2020-2025 M8 & M8 Competition, with 3-way damping, specs, fitment...

How to install the Akrapovic Slip-On titanium exhaust on a BMW M2 Competition or M2 CS (F87): tools, torque, sound an...

Compare the best BMW G80 M3 & G82 M4 exhaust upgrades for the S58: Akrapovic titanium (+10.9 hp, 18 lb lighter), ...

Compare S197 Mustang carbon fiber body panels for 2005-2014: dry carbon doors, Ram Air hoods, decklids and GT500 aero...

Building a boosted Lamborghini Huracan or Gallardo V10? Compare forged rods, XDS injectors, bearings and fueling from...

Compare the best Audi RS3 cat-back exhaust systems for 8V and 8Y: Akrapovic, AWE, and MBRP sound, weight, and pricing...

Upgrade your 2020-2022 Shelby GT500 (S550): the best bolt-on exhaust, headers, intake and carbon aero for the 760-hp ...

Akrapovic Evolution Line titanium exhaust for the Mercedes-AMG C63 W205: 13 kg lighter, cat-backs, link pipes and val...

Mazda RX-8 brake upgrades compared: EBC Apollo-4 big brake kits plus PowerStop and Hawk pads from $140 to $2,312, wit...