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Evo X coilovers compared: KW V3 vs HKS Hipermax S vs Tein Flex Z for the 2008-2015 Lancer Evo. Spring rates, damping ...

Compare KW V3, Ohlins & Bilstein B16 coilovers for the 1995-98 Porsche 911 993. Damping specs, lowering ranges, p...

Compare the 6 best cat-back exhausts for the 2015-2021 WRX STI: HKS titanium, Borla, CORSA, Invidia, AWE and MBRP. So...

Compare the 4 best C7 Corvette Z06 exhausts - Akrapovic, aFe, Corsa, Borla. Titanium vs steel, sound, weight, pricing...

S2000 supercharger kits compared: KraftWerks Rotrex C38-81 hits 407-431 whp vs the HKS GT2 at 310 whp. Boost, dyno da...

Akrapovic Giulia Quadrifoglio exhaust compared: the Evolution Line ships as two mandatory part numbers. Weight, power...

GR Supra exhaust compared: Akrapovic titanium vs HKS Super Turbo vs Borla ATAK. Real weights, decibel data, and price...

BMW M8 exhaust guide: Akrapovic Evolution Line titanium vs Borla ATAK stainless for 2020-2025 F91/F92/F93. Compare sp...

Compare the best Audi R8 (Type 42) coilovers: KW V3 vs H&R RSS+ vs KW V4. Real specs, lowering ranges, and prices...

Compare the best 2015-2021 WRX STI cat-back exhausts: HKS Super Turbo Ti, Borla S-Type and MagnaFlow. Real specs, sou...

Compare the 3 best coilovers for the 2016-2018 Ford Focus RS: KW DDC, KW V3 and ST XTA. Damping, lowering ranges and ...

Compare the best C7 Corvette Z06 exhaust systems: Akrapovic titanium slip-on vs Borla ATAK & S-Type. Sound, weigh...