CATEGORIES
Catted Downpipes
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Unlock hidden performance and improve turbo response with the MAD Catted Downpipe, specifically designed for U.S.-spec BMWs equipped with the B46 engine. This high-performance upgrade offers increased airflow, reduced turbo lag, and a sportier exhaust tone while maintaining emissions-conscious functionality for off-road and track...Regular price $329.00Regular priceUnit price per
Sale price $329.00 -
Upgrade from the stock B58 downpipe to the MAD B58 catted downpipe for maximum airflow, power, and sound! Introducing the Mad Catted B58 Downpipe, the perfect upgrade for BMW enthusiasts looking to enhance their vehicle's performance and exhaust sound. Crafted from premium quality 304...Regular price $369.00Regular priceUnit price per
Sale price $369.00 -
Upgrade your BMW’s performance and sound with the MAD 5" Catted Downpipe, engineered specifically for B58-powered BMW F and G chassis models. This high-performance downpipe delivers increased horsepower, improved throttle response, and a deeper, more aggressive exhaust note—all without triggering a check engine light....Regular price $949.00Regular priceUnit price per
$949.00Sale price $949.00 -
CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA. In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed....Regular price From $945.00Regular priceUnit price per
$945.00Sale price From $945.00 -
Introducing the MAD S58 Catted DownpipeThe perfect upgrade for BMW enthusiasts looking to unlock more performance and a deeper, more aggressive exhaust note without triggering a check engine light. Crafted from high-quality 304 stainless steel, this downpipe is built to handle extreme heat and...Regular price $999.00Regular priceUnit price per
Sale price $999.00 -
This is one of the highest-efficiency downpipes worldwide. Suitable for BMW/Toyota B58 3.0 engine vehicles. Bringing even more performance &exciting exhaust sounds to your vehicle. Features * Largest diameter downpipe for B58 worldwide * 6" diameter Euro 6 400 cell catalytic converter * No...Regular price $1,592.80Regular priceUnit price per
$1,592.80Sale price $1,592.80 -
Active Autowerke Supra MKV (B58) Catted Downpipe - now includes turbo flange gasket SHIPPING NOW. Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. In 2012, Toyota approached BMW with a proposal for...Regular price $1,499.00Regular priceUnit price per
Sale price $1,499.00 -
MST Performance Catted Downpipefor 2017+ Honda Civic Type R FK8 / FL5 HD-TPR03 FK8 / FL5 Civic Type R • Catted Downpipe • K20C1 Platform Overview The MST Performance HD-TPR03 is a high-flow catted downpipe designed for both the 10th-generation Honda Civic Type R...Regular price $891.00Regular priceUnit price per
$891.00Sale price $891.00 -
Introducing the Mad s58 Catted Downpipe, the perfect upgrade for BMW enthusiasts looking to enhance their vehicle's performance and exhaust sound. Crafted from premium quality 304 stainless steel, this downpipe is built to withstand extreme temperatures and harsh driving conditions. The smooth transition of...Regular price $569.00Regular priceUnit price per
Sale price $569.00 -
CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA. In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed....Regular price From $895.00Regular priceUnit price per
$895.00Sale price From $895.00 -
CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA. In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed....Regular price From $1,995.00Regular priceUnit price per
$1,895.00Sale price From $1,995.00 -
Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. NOTE: Fitment applies to US model cars only unless specifically stated. We cannot guarantee fitment to non-US model cars. Active Autowerke BMW B46 Catted...Regular price $1,499.00Regular priceUnit price per
Sale price $1,499.00 -
Active Autowerke BMW B58 Catted Downpipe - now includes turbo flange gasket SHIPPING NOW. Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. NOTE: Fitment applies to US model cars only unless specifically...Regular price $1,499.00Regular priceUnit price per
Sale price $1,499.00 -
MST Performance Catted Downpipe (OPF/GPF) for2025+ Toyota GR Corolla / GR Yaris 1.6T TY-GRCY05DP 2025+ GR Corolla / GR Yaris • Catted Downpipe • OPF/GPF Equipped Overview The MST Performance TY-GRCY05DP is a high-flow catted downpipe designed specifically for 2025+ Toyota GR Corolla and...Regular price $1,163.80Regular priceUnit price per
$1,163.80Sale price $1,163.80 -
Introducing the Mad s55 catted Downpipe, the perfect upgrade for BMW enthusiasts looking to enhance their vehicle's performance and exhaust sound. Crafted from premium quality 304 stainless steel, this downpipe is built to withstand extreme temperatures and harsh driving conditions. The smooth transition of...Regular price $509.00Regular priceUnit price per
Sale price $509.00 -
Upgrade from the stock N55 downpipe to the MAD N55 catted downpipe for maximum airflow, power, and sound! Introducing the Mad Catted N55 Downpipe, the perfect upgrade for BMW enthusiasts looking to enhance their vehicle's performance and exhaust sound. Crafted from premium quality 304...Regular price $339.00Regular priceUnit price per
Sale price $339.00 -
Introducing the MAD F90 Primary Catted Downpipes - the ultimate BMW F90 M5 upgrade for enhanced engine potential, increased power, and torque throughout the RPM range. Constructed from top-quality T304 stainless steel, these downpipes are designed for longevity. Mandrel-bent for optimal flow, they feature...Regular price $589.00Regular priceUnit price per
Sale price $589.00 -
Now available for the 2021+ BMW M3/M4 & 2023+ M2 S58 Engines! High Flow 200 cell metallic catalytic converter Higher Max Horsepower Power Curve Higher Intial Torque Curve. Torque curve hits faster and higher and longer. Better throttle response and faster turbo spool up...Regular price From $1,895.00Regular priceUnit price per
$1,895.00Sale price From $1,895.00 -
CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA. In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed....Regular price From $945.00Regular priceUnit price per
$945.00Sale price From $945.00 -
CAUTION: This product is intended for OFF ROAD COMPETITION USE ONLY. Not legal for use on pollution controlled vehicles upon public road/highways. THIS PRODUCT IS FOR SALE FOR ALL 49 STATES EXCLUDING CALIFORNIA. In addition to vehicle use verification, a Vehicle Compliance Waiver needs to be signed....Regular price From $945.00Regular priceUnit price per
$945.00Sale price From $945.00 -
The Active Autowerke N52 Performance Exhaust Header is specifically designed for BMW chassis which utilize the N52 inline 6-cylinder engine. With our performance header for the N52, you will be able to increase the exhaust flow of your BMW while gaining additional power u2013...Regular price $1,199.00Regular priceUnit price per
Sale price $1,199.00 -
Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. Active Autowerke Toyota Supra B46 Catted Downpipe BMW introduced a new valve-tronic, single turbo version of its direct-injection engine for the later F-Chassis models...Regular price $1,499.00Regular priceUnit price per
Sale price $1,499.00 -
Please note that we install the gasket into the downpipe flange as some customers were damaging the gasket on installation. NOTE: Fitment applies to US model cars only unless specifically stated. We cannot guarantee fitment to non-US model cars. Active Autowerke BMW B46 Catted...Regular price $1,499.00Regular priceUnit price per
Sale price $1,499.00 -
Active Autowerke B58N Gen 3 GESI Catted Downpipe Designed for the verified U.S.-market BMW B58N applications listed below, this Active Autowerke catted downpipe uses large-diameter stainless-steel construction and a GESI high-flow catalytic converter. No performance tune is required. Features 5-inch high-flow GESI catalytic converter...Regular price $1,999.00Regular priceUnit price per
Sale price $1,999.00