kooks

ALL NEW Kooks Catbacks for 2018-2024 Mustang GT + SAVE on ALL Kooks Exhaust NOW! Made from the highest quality 304 Stainless Steel right here in the USA, Kooks’ all new Valved 3" Touring and 3" Shotgun Catback Exhausts for the 2018-2024 Mustang GT are now available to order here at Lethal...

ALL NEW Kooks Catbacks for 2018-2024 Mustang GT + SAVE on ALL Kooks Exhaust NOW! Made from the highest quality 304 Stainless Steel right here in the USA, Kooks’ all new Valved 3" Touring and 3" Shotgun Catback Exhausts for the 2018-2024 Mustang GT are now available to order here at Lethal...

ALL NEW Kooks Catbacks for 2018-2024 Mustang GT + SAVE on ALL Kooks Exhaust NOW! Made from the highest quality 304 Stainless Steel right here in the USA, Kooks’ all new Valved 3" Touring and 3" Shotgun Catback Exhausts for the 2018-2024 Mustang GT are now available to order here at Lethal...

ALL NEW Kooks Catbacks for 2018-2024 Mustang GT + SAVE on ALL Kooks Exhaust NOW! Made from the highest quality 304 Stainless Steel right here in the USA, Kooks’ all new Valved 3" Touring and 3" Shotgun Catback Exhausts for the 2018-2024 Mustang GT are now available to order here at Lethal...

ALL NEW Kooks Catbacks for 2018-2024 Mustang GT + SAVE on ALL Kooks Exhaust NOW! Made from the highest quality 304 Stainless Steel right here in the USA, Kooks’ all new Valved 3" Touring and 3" Shotgun Catback Exhausts for the 2018-2024 Mustang GT are now available to order here at Lethal...

Looking for 3” tailpipes, Borla Stingers, Magnapacks, possibly 3” Kooks offroad X pipe. Mufflers only. Not looking for the whole catback.

Hello, Everyone! Happy Monday! Great news from our friends over at Kooks Headers & Exhaust! Kooks Headers and Exhaust has just released their Performance Catted Downpipes for the Explorer ST and Aviators!Available with standard performance cats for vehicles with basic bolt ons as well as their...

Good Morning, #teamlethal fans! Happy Monday! We just got a FRESH batch of our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kits! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2...

Good Morning, #teamlethal fans! Happy Monday! We just got a FRESH batch of our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kits! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2...

Good Morning, #teamlethal fans! Happy Monday! We just got a FRESH batch of our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kits! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2...

Morning, Everyone! You saw us tease and post about them, but they have arrived and are now Shipping! As quickly as same day! These are our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kit (2015-2024 Mustang GT 5.0L) - 1151H412-LP Lethal Performance by Kooks 1-7/8...

Morning, Everyone! You saw us tease and post about them, but they have arrived and are now Shipping! As quickly as same day! These are our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kit (2015-2024 Mustang GT 5.0L) - 1151H412-LP Lethal Performance by Kooks 1-7/8...

Morning, Everyone! You saw us tease and post about them, but they have arrived and are now Shipping! As quickly as same day! These are our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kit (2015-2024 Mustang GT 5.0L) - 1151H412-LP Lethal Performance by Kooks 1-7/8...

Morning, Everyone! You saw us tease and post about them, but they have arrived and are now Shipping! As quickly as same day! These are our Lethal Performance by Kooks 1-7/8 Headers & Competition Only Connection Kit (2015-2024 Mustang GT 5.0L) - 1151H412-LP Lethal Performance by Kooks 1-7/8...

Hey, ALL! Happy Wednesday! That's right, NOW AVAILABLE is our ALL NEW Lethal Performance Headers, by Kooks. Works for all 2015-2024 Year Models! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2 Bungs And...

Hey, ALL! Happy Wednesday! That's right, NOW AVAILABLE is our ALL NEW Lethal Performance Headers, by Kooks. Works for all 2015-2024 Year Models! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2 Bungs And...

Hey, ALL! Happy Wednesday! That's right, NOW AVAILABLE is our ALL NEW Lethal Performance Headers, by Kooks. Works for all 2015-2024 Year Models! 1 7/8" x 3" Stainless Steel Long Tube Headers Includes Stainless Steel Off Road Connection Pipes for OEM Cat Back Connection All O2 Bungs And...

Hey Guys! The Kooks sale just went live, so do not miss your chance to SAVE 10% on Kooks exhaust and products! We included an even more special sale on the popular 1-7/8 Headers (SKU#: 1151H411), so be sure to check that out as well! This sale will be valid for all of March and will end on...

NOS Kooks cat bypass for track use. These are a drop in fit for 2011-2014 Mustang GT’s and Boss 302’s. 3”. In addition I had these ceramic coated for looks, lower under hood temp and more HP. These are nicely polished. $675 shipped. CONUS

Today, Jared goes over our build plans for our 2024 Ford Mustang GT, describing each of the mods we’re going to be running as well their significance on the car. We’ve got an assortment of parts from various brands that we are proud to partner with here at Lethal Performance, including...

Today, Jared goes over our build plans for our 2024 Ford Mustang GT, describing each of the mods we’re going to be running as well their significance on the car. We’ve got an assortment of parts from various brands that we are proud to partner with here at Lethal Performance, including...

Good Morning, EVERYONE! NOW AVAILABLE, Kooks Headers for your 2024 Mustang! You read that correctly! Kook’s Headers and Exhaust just released their ALL NEW Headers & connection pipes for the 2024 Ford Mustang GT! With an all new design made specific for the 2024 model year, these headers are...

Hey, ALL! Fresh out of the Kookin' with Kooks Oven! A fresh shipment of their 2 x 3 Headers & Connection Kit ready to go! Avoid the wait times and get Kookin' with Kooks! MATERIAL: 304 Stainless Steel COLOR: Stainless Steel TUBE DIAMETER: 2.000 in. Check them out here --> Kooks 2" x 3"...

Hey, ALL! Fresh out of the Kookin' with Kooks Oven! A fresh shipment of their 2 x 3 Headers & Connection Kit ready to go! Avoid the wait times and get Kookin' with Kooks! MATERIAL: 304 Stainless Steel COLOR: Stainless Steel TUBE DIAMETER: 2.000 in. Check them out here --> Kooks 2" x 3"...

Hey, ALL! Fresh out of the Kookin' with Kooks Oven! A fresh shipment of their 2 x 3 Headers & Connection Kit ready to go! Avoid the wait times and get Kookin' with Kooks! MATERIAL: 304 Stainless Steel COLOR: Stainless Steel TUBE DIAMETER: 2.000 in. Check them out here --> Kooks 2" x 3"...