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Description
Stainless steel Decat Downpipes for the BMW X3M/X4M F9X with S58 engine. Remove the head catalysts for maximum flow, power gain and aggressive sound. Made from high-quality T304 stainless steel with handmade TIG welding.
• Fits directly between turbos and front pipes
• 2-piece set – 100% T304 stainless steel
• Diameter: 3.15″ / 80 mm
• Power gain up to 35 hp (measured at stage 1)
• Aggressive exhaust sound
• Optional: thermal insulation (-50% heat radiation)
• Includes mounting kit
• Lifetime warranty
• ECU recalibration required after installation
Contents:
• Downpipe Decat
Item number: AC-F97-DP
Guarantee
All Alpha Competition products come with a lifetime warranty. Unless otherwise stated in the product description.
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