420cc engine exhaust sound test - we do have a 3rd exhaust to try on this engine but it wouldn't fit this long tail kit so we will update the video again
GREHUA Upgrade Exhaust Pipe Muffler Jet Kit with Heat Shield for Predator 420cc 301cc 389cc 13hp
Amazon.com: Exhaust Flex Pipe Adaptor 1.25" OD for Predator Max 459, 301cc, 420cc Duroma XP16HPE & XP18HPE 457, GX240, GX270, GX390 : Automotive
Amazon.com: YOXUFA 62mm Air Filter Adapter Stage 1 Kit For Predator 420cc 301cc GX340 GX390 389cc Go Kart Mud Boats Racing Lawnmower Mini Bike Water Pump Pressure Washer Generator Engine parts :