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Last year about this time we threw out some massive Tax Break Sales for you guys, including Lethal exhaust, fuel systems, McLeod, Whipple superchargers, Moroso, UPR & so much more. Perhaps we should make it annual... stay tuned:headbang:

Get your "boo" something special this year for Valentine's Day, and when I say boo, I mean your precious Mustang! Save 10% OFF site wide* with coupon code "TREAT" at checkout out! If you have any questions or need assistance with ordering, please feel free to shoot me a message or give us a...

This is not Mustang related, but Jonas took delivery of our new 2017 Ford Raptor last week and we knew exactly what to do with it first: take it out to JW Corbett Wildlife Management Area, full of dirt & sand trails in the woods to see how the 2nd gen Raptor stacked up (versus our old Gen 1...

The latest generation Ford-50 thermostat is now made with the same exact components as your OEM unit, including a rubberized diaphragm, and only available from Reische Performance Products. It's a direct-fit thermostat with proper bypass control so you're guaranteed maximum efficiency from your...

Our Lethal Performance Upper & Lower Grille Deletes are back in stock and ready to ship! Get that aggressive look as well the added benefit of the open grille for better cooling. These grilles are available individually or as a combo. If you have any questions or need assistance with...

New from Stainless Works Performance is their 1 7/8th header system with off road connection pipes for the GT350! Fits factory connection point to the vehicle’s factory exhaust. No-kinks CNC mandrel belt pipes give a boost of power and longevity with our Lifetime Warranty on their beautiful 304...

New from Stainless Works Performance is their 1 7/8th header system for the GT350! Fits factory connection point to the vehicle’s factory exhaust. No-kinks CNC mandrel belt pipes give a boost of power and longevity with our Lifetime Warranty on their beautiful 304 stainless steel. This...

NEW GForce Performance 2015+ Halfshafts are now available for the s550. That includes the GT, Ecoboost and v6. Each component of a GForce axle is meticulously designed, machined and assembled in-house, at GForces Wichita, Kansas based facility. Because they carefully control each process...

NEW GForce Performance 2015+ Halfshafts are now available for the s550. That includes the GT, Ecoboost and v6. Each component of a GForce axle is meticulously designed, machined and assembled in-house, at GForces Wichita, Kansas based facility. Because they carefully control each process...

We just received our new batch of JLT Cold Air Intakes for the s550 here at Lethal Performance! If you guys have any questions or need assistance with ordering please feel free to give us a call at 561-753-8105. Order Now...

Was there something on your wish list you didn't get from Santa? Do you just want to treat yourself for the new year? Is your resolution to make more horsepower, look better and go faster? All this weekend we have 10% OFF sitewide* at www.lethalperformance.com when you use the coupon code...

New from MBRP is their Axle Back Exhaust for the 2015+ Mustang GT. It is a 2.5" mandrel bent tubing with 4" tips. It is available in T304 Stainless Steel and Black series. The design of their axle back exhaust provides a simple bolt on install, giving the vehicle a more aggressive sound while...

TODAY IS THE DAY!!! If you ended up missing any of our sales during the 12 Days of Christmas, then today is the day you will be able to have the chance to save big on all of the previous sales! If you have any questions or need assistance ordering, please feel free to give us a call at...

Today is day 12 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, we will be running 10% off Lund Racing nGauges and $50.00 off BASE TUNES ONLY. Plus we will be running the PMAS Cold Air Intake, nGauge and custom tune power package...

Today is day 11 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, we will be running 20% OFF ALL PMAS products! If you already have a tune or just want to add a better all around performance to your Mustang with no tune needed, PMAS...

Today is day 10 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, we will be running 20% OFF ALL UPR Products here at Lethal Performance! That includes Plug N Play Oil Catch Cans, Suspension Mods and MUCH MORE! NO COUPON CODE...

Today is Day 9 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, we will be running 20% OFF ALL Kooks Headers and Exhaust! SAVE BIG on ALL Kooks Headers, Mid Pipes and Cat-Back Systems! NO COUPON CODE NEEDED, as all pricing is...

Today is day 8 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, we will be running 15% OFF ALL Whipple Supercharger Products! SAVE ON ALL Whipple Tuner and Complete Supercharger Kits, Intakes and MUCH MORE!! NO COUPON CODE NEEDED...

Today is Day 7 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, you can SAVE BIG ON ALL American Racing Headers Products here at Lethal Performance! NO COUPON CODES NEEDED, as all pricing will be discounted automatically on our site...

Today is Day 7 of our 12 Days of Christmas Sale here at Lethal Performance! Starting today and ending tonight at midnight, you can SAVE BIG ON ALL American Racing Headers Products here at Lethal Performance! NO COUPON CODES NEEDED, as all pricing will be discounted automatically on our site...