backfire

[armymp1130]

Hellow all i have a 2020 ram 1500 crew cab 5.7 hemi non etorque and i installed a borla s type catback system and what happens is only on the highway speeds if im driving with mds off and in 8th gear when i let off throttle cruising the truck surges forward and i can hear a backfirish pop from exhaust

 

[MannymanX]

 

[5thGenRebel_AMK]

Hellow all i have a 2020 ram 1500 crew cab 5.7 hemi non etorque and i installed a borla s type catback system and what happens is only on the highway speeds if im driving with mds off and in 8th gear when i let off throttle cruising the truck surges forward and i can hear a backfirish pop from exhaust

that's the sound of a loud exhaust on your bada$$ hemi motor, whats the problem here? totally normal, i put my truck in tow haul mode sometimes just to let it rev higher and hear my truck backfire around town when i let off the gas lol