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We're having an END OF THE YEAR BLOWOUT! 'Tis the Season! See graphic for details. Shop now at www.BuyStifflers.com

Stifflers Black Friday Sale is FINALLY HERE! Don't miss out on these great deals starting now through Cyber Monday!!!

You don't want to miss this! Sale items announced Nov. 24th. Stay tuned!

Come join us at the MCA 40th Anniversary Celebration at the the famed Indianapolis Motor Speedway, September 1-4 2016. We'll have show special pricing, new products on display and of course, you'll save $$ with no shipping. So load up the car and get to the Speedway this weekend, you won't want...

Improve your shifting by replacing your factory plastic clutch line with Stifflers Stainless Steel Clutch Hose Kit for your 05-14 Mustang. Our racing grade stainless braided line eliminates expansion, improves shifts and holds up to the heat! The one piece design requires NO adapters to...

Improve your shifting by replacing your factory plastic clutch line with Stifflers Stainless Steel Clutch Hose Kit for your 05-14 Mustang. Our racing grade stainless braided line eliminates expansion, improves shifts and holds up to the heat! The one piece design requires NO adapters to...

Last week a new customer brought us his 2014 Roush Mustang which had one of our competitors driveshaft safety loops on it. He was concerned because it kept hitting the bottom of the car due to fitment issues. After getting his car on the lift we found that his car had a Kooks exhaust system...

So, if you're still hungover from the fun at Mustang Week (you know who you are) and you missed out on the savings from Stifflers, then we have the solution for you! From now through Wednesday, July 27th, all orders will receive 10% off & Free Shipping on orders over $250 at...

So, if you're still hungover from the fun at Mustang Week (you know who you are) and you missed out on the savings from Stifflers, then we have the solution for you! From now through Wednesday, July 27th, all orders will receive 10% off & Free Shipping on orders over $250 at...

Don't Miss Stifflers Mustang Week Show Special! Stop by the Stifflers booth and take 15% off all purchases, get FREE swag, get a FREE decal pack and save on shipping! Only at Mustang Week 2016. Don't miss out!

Our driveshaft safety loop for Lightning and Harley trucks are designed as an add-on option for our Chassis Stiffening Chassis Stiffening System. They exceed NHRA specs and include easy bolt-in installation, powder coated for durability and come with all required hardware. You’ll also get the...

Our driveshaft safety loop for Lightning and Harley trucks are designed as an add-on option for our Chassis Stiffening Chassis Stiffening System. They exceed NHRA specs and include easy bolt-in installation, powder coated for durability and come with all required hardware. You’ll also get the...

Going to Mustang Week 2016? Well if you happen to have a Stifflers Track Day Shirt from Mustang Week 2015 (see picture), then we want to see you! Wear your shirt to the Stifflers booth this year and you'll get a Free Stifflers prize pack. Hope to see you there!

Attention Lightning and F150 owners! Here’s some great footage capturing our long bars in action. The first part of the video is without our long bars installed, the half is with our long bars. You gotta beasking yourself, why have you waited this long to get your Stifflers Long Bar setup...

Attention Lightning and F150 owners! Here’s some great footage capturing our long bars in action. The first part of the video is without our long bars installed, the half is with our long bars. You gotta beasking yourself, why have you waited this long to get your Stifflers Long Bar setup...

Attention Lightning and F150 owners! Here’s some great footage capturing our long bars in action. The first part of the video is without our long bars installed, the half is with our long bars. You gotta beasking yourself, why have you waited this long to get your Stifflers Long Bar setup...

Stifflers adjustable crossmember for ‘99-’04 Mustang/Cobra has got you covered. The best part about this crossmember is the adjustable design that allows it to work with most any transmission application in your ‘99-‘04 Mustang or Cobra. This graphic illustrates many of the installation...

Stifflers adjustable crossmember for ‘99-’04 Mustang/Cobra has got you covered. The best part about this crossmember is the adjustable design that allows it to work with most any transmission application in your ‘99-‘04 Mustang or Cobra. This graphic illustrates many of the installation...

Stifflers adjustable crossmember for ‘99-’04 Mustang/Cobra has got you covered. The best part about this crossmember is the adjustable design that allows it to work with most any transmission application in your ‘99-‘04 Mustang or Cobra. This graphic illustrates many of the installation...

Got lowered? Is your S197 lowered, if so you need an adjustable panhard rod to keep your rearend centered. But don’t worry, Stifflers has you covered with this On-Car Adjustable Panhard Rod. Get yours today! Remember, all SVTP members receive 5% off their order by using "SVTP5" at checkout...

Got lowered? Is your S197 lowered, if so you need an adjustable panhard rod to keep your rearend centered. But don’t worry, Stifflers has you covered with this On-Car Adjustable Panhard Rod. Get yours today! Remember, all SVTP members receive 5% off their order by using "SVTP5" at checkout...

Some people don't know that we do installs at our shop in Plainfield, IN. But recently we did an install project on a 2002 Harley Davidson F150 here at the shop. We installed our Chassis Stiffening System, Driveshaft Safety Loop, Long Bar System and Stainless Steel Brake Hose Kit. Here is what...

Some people don't know that we do installs at our shop in Plainfield, IN. But recently we did an install project on a 2002 Harley Davidson F150 here at the shop. We installed our Chassis Stiffening System, Driveshaft Safety Loop, Long Bar System and Stainless Steel Brake Hose Kit. Here is what...