XFORCE Headers & High-Flow Cat Kit – Mercedes-Benz C63 AMG (W204) – H2-C63KITB

• 1 3/4" (45mm) primary tubes, 4-1 long-tube design
• Twin 3" outlets with 100-cell metallic high-flow cats
• Brushed stainless steel construction
• Designed for power, response & an authentic AMG soundtrack

Why XFORCE?

XFORCE is an Australian performance exhaust brand known for smart design, robust stainless-steel construction, and systems that balance flow, sound, and everyday drivability. Their engineering focus delivers tangible gains without compromising quality or fitment—so you get performance you can feel and a tone you’ll love every time you drive.

Features & Tech

What’s in the Box

• Left & right stainless-steel long-tube headers
• Pair of 100-cell metallic high-flow catalytic converters
• Required gaskets & hardware (as supplied by XFORCE)

Vehicle Compatibility

Mercedes-Benz C63 AMG (W204) 6.2L V8 M156, approx. 2008–2014 sedan/coupe/wagon. If you’re unsure, contact us with your VIN to confirm fitment.

What You’ll Notice

• Improved top-end power and mid-range torque from reduced back pressure
• Sharpened throttle response
• Richer, harder-edged V8 tone—especially when paired with a performance cat-back

Install Notes

• Professional installation recommended
• ECU calibration may be required to optimise air/fuel ratios and avoid CELs
• Re-torque after initial heat cycles

Compliance

High-flow catalytic converters are for competition/off-road use in some regions. Check your local regulations for road use compliance before purchase/installation.

FAQs

Will these fit my W205 (2015-on) C63?
No—this kit is for the naturally aspirated W204 6.2L V8. W205 twin-turbo models use different hardware (downpipes/turbo manifolds). Please contact us for the correct parts.

Questions about fitment or tuning? Hit the “Ask a question” button and our team will help you dial it in.