Coolshirt Black Motorsports Pump Racing suite or some other device

or some other device

but if you're looking for a very aggressive exhaust note and you prefer Flat 6 symphony in maximum BD -  this is the system for you

while being deep and throaty at idle and cruising speeds

and Sport Cats added 18 whp and 9 ft-lbs of torque at peak power gains

FEATURES: Fits all Mercedes-Benz G63 AMG Vehicles (2019-2024) (XperTune Performance Software Included and Required for vehicle to run properly) T304L Stainless Steel one piece CNC mandrel bent pipes to replace the secondary redundant OEM restrictive catalytic converters

Coolshirt Black Motorsports Pump Racing suite or some other deviceDirect replacement pump for all Coolshirt hard cooler type cooler systems. The durable industrial grade pump provides a long life and exceptional performance.