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SAVE 15% ON WHIPPLE SUPERCHARGERS! _ THE TIME IS HERE! Starting now until 12/1/2025, save 15% on ALL WHIPPLE Supercharhger systems and components at Lethal Performance. NO CODE is needed for this either. Just add it to your cart or give us a call ** coupon codes will not work on this. ** _...

SAVE ON KOOKS EXHAUST _ Starting now until 12/1/2025, save 15% on all KOOKS Exhaust systems and components at Lethal Performance. NO CODE is needed for this either! Just add them to your cart or give us a call. ** Not able to stack with current coupon codes. Lethal Headers by Kooks are a...

SAVE ON KOOKS EXHAUST _ Starting now until 12/1/2025, save 15% on all KOOKS Exhaust systems and components at Lethal Performance. NO CODE is needed for this either! Just add them to your cart or give us a call. ** Not able to stack with current coupon codes. Lethal Headers by Kooks are a...

Today is the last day so don't miss out!!

SAVE ON CORSA PERFORMANCE _ Starting today until 12/1/2025, save BIG on Corsa Performance exhaust, intakes, catch cans, and more at Lethal Performance! NO CODE is needed for this. All you have to do is LOG IN on our website and see the insanely low price! This is deeper than our standard loyalty...

SAVE ON CORSA PERFORMANCE _ Starting today until 12/1/2025, save BIG on Corsa Performance exhaust, intakes, catch cans, and more at Lethal Performance! NO CODE is needed for this. All you have to do is LOG IN on our website and see the insanely low price! This is deeper than our standard loyalty...

SAVE ON CALIMER TRANSMISSIONS _ Starting now until 12/5/2025, save up to 350 bucks on Calimer MT82 Transmissions at Lethal Performance. This goes for Stage 1, 2,3, and the new 4! NO CODE is needed for this either. Just add it to your cart or give us a call. ** not able to stack current coupon...

SAVE ON CALIMER TRANSMISSIONS _ Starting now until 12/5/2025, save up to 350 bucks on Calimer MT82 Transmissions at Lethal Performance. This goes for Stage 1, 2,3, and the new 4! NO CODE is needed for this either. Just add it to your cart or give us a call. ** not able to stack current coupon...

SAVE ON CALIMER TRANSMISSIONS _ Starting now until 12/5/2025, save up to 350 bucks on Calimer MT82 Transmissions at Lethal Performance. This goes for Stage 1, 2,3, and the new 4! NO CODE is needed for this either. Just add it to your cart or give us a call. ** not able to stack current coupon...

SAVE ON UPR PRODUCTS _ Starting now until 12/4/2025, save 15% on everything from UPR Products at Lethal Performance. Suspension, emblems, catch cans, and more! NO CODE is needed for this either. Add the item to your cart or give us a call. _ ** Not able to stack with current coupon codes ** _...

SAVE ON UPR PRODUCTS _ Starting now until 12/4/2025, save 15% on everything from UPR Products at Lethal Performance. Suspension, emblems, catch cans, and more! NO CODE is needed for this either. Add the item to your cart or give us a call. _ ** Not able to stack with current coupon codes ** _...

SAVE ON CERVINIS! _ Until 11/24/2025, save 10% on select Cervinis hoods at Lethal Performance! NO CODE is needed for this either! You can order online or give us a call! ** Not able to stack current coupon codes. Paint extends lead times ** _ Click here to order yours...

SAVE ON CERVINIS! _ Until 11/24/2025, save 10% on select Cervinis hoods at Lethal Performance! NO CODE is needed for this either! You can order online or give us a call! ** Not able to stack current coupon codes. Paint extends lead times ** _ Click here to order yours...

SAVE ON ROUSH PERFORMANCE _ Starting now until 12/3/2025, save 10% on ROUSH Performance products at Lethal Performance. This goes for suspension, exhaust, body, etc! NO CODE is needed for this either. Just add them to your cart or give us a call. ** Not able to stack with current coupon...

SAVE ON ROUSH PERFORMANCE _ Starting now until 12/3/2025, save 10% on ROUSH Performance products at Lethal Performance. This goes for suspension, exhaust, body, etc! NO CODE is needed for this either. Just add them to your cart or give us a call. ** Not able to stack with current coupon...

Utilizing Eibach’s progressive spring technology, these springs will deliver better handling and vehicle dynamics, while still maintaining ride comfort. These springs will lower your Dark Horse 1.0" in the front and 1.5" in the rear. On the GT, it will be 1.5 Front and 10.3 in the rear...

Until 12/1/2025, save 20% on all LPX and LPXHD clutches at Lethal Performance. NO CODE is needed for this either. Just add it to your cart of give us a call! •• Not able to stack coupon codes with this ** Click here to order order: https://www.lethalperformance.com/lethal-clutch-kits

Until 12/1/2025, save 20% on all LPX and LPXHD clutches at Lethal Performance. NO CODE is needed for this either. Just add it to your cart of give us a call! •• Not able to stack coupon codes with this ** Click here to order order: https://www.lethalperformance.com/lethal-clutch-kits

We only have it tested on our GT which didn't have active but like the regular HH pipe, it will be tamer than that.

Looking to upgrade your Mustang’s sound profile without going for a full catback? - Or do already have a full Corsa Performance Catback Exhaust with a Double H or Double X pipe, and you’re looking to dial back the sound? Our new Resonated Double H Pipe is a clamp-in replacement for either the...