REDSTAR - DOWNPIPES FOR BMW M3 F80 / M4 F82 (CAT - COMPETITON) (HEATSHIELD - YES)

REDSTAR Catless Downpipes for BMW M3 F80 & M4 F82 F83 Elimination the stock restrictive catalytic converters provide a huge increase in exhaust flow and will allow for a significant power gain.

Compatible Vehicles:

• 2014-2018 BMW M3 F80 Sedan 3.0 S55 L6 Twin Turbo
• 2014-2018 BMW M4 F80 Coupe 3.0 S55 L6 Twin Turbo
• 2014-2018 BMW M4 F80 Convertible 3.0 S55 L6 Twin Turbo

Available Options:

• OEM-style Heat Shielding with ceramic inner liner - the best way to reduce radiant heat up to 70%. Usual thermal wraps not even close in effectiveness and durability to the Heat Shields.

Main Features:

• significant power gain
• faster spool up and better throttle response
• increasing the life of the turbos
• reducing under hood temperature
• adds a very nice tone to the exhaust

Our Advantages:

• 100% bolt-on installation
• 100% hand made in Russia
• 100% TIG welded and back purged
• highest quality 1.6mm wall 304 stainless steell
• OEM-spec 304SS flanges
• all brackets and mounts as on OEM unit
• 5 year warranty against any defects given to original owner

Notes:

Removing of factory catalytic converters will trigger a сheck engine light. Firmware update recommended to get maximum performance gains. OFF ROAD/MOTORSPORT USE ONLY! This product is not designed to meet any emissions standards and is not for street or highway use. This product is not certified and may not be legal for use on emissions controlled vehicles in any country/jurisdiction. This product is NOT C.A.R.B. compliant and not for sale or use in California, USA.