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BMW's S58 engine is arguably the greatest straight-six performance engine in production today. Found in the G80 M3, G82 M4, and the new G87...

The Mercedes-AMG C63 and C63S W205 are powered by the hand-built M177 4.0-litre biturbo V8 — one of the most characterful and tuneable engines...

Not every modification has to be a deep, expensive engine build. Sometimes the most satisfying upgrade is a visual and audible one that changes...

The BMW M4 G82 is one of the most capable performance cars on sale today. Its S58 engine is a technical masterpiece — a...

When Mercedes-AMG launched the M133 engine in the A45, CLA45, and GLA45 AMG, it immediately earned a reputation as one of the most exciting...

The 2.5 TFSI engine found in the Audi RS3 8V.2 and TT RS MK3 is already a masterpiece. Five cylinders, a single large turbo,...

The Nissan GT-R R35 is one of the most iconic performance cars ever built. Its twin-turbocharged VR38DETT engine is a marvel of engineering, capable...

The MQB platform from Volkswagen Group is one of the most tuning-friendly chassis architectures ever produced. Whether you're driving a Golf GTI, Golf R,...

You invested in a quality cone air filter. You've got a clean intake setup and you love the sound. But there's one thing many...

If you drive a performance car, a turbocharged hatchback, or even a sporty daily driver, there is one upgrade that delivers noticeable results for...