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Buy 3 Tires, Get 4th Tire Free Instantly

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Buy 3 Tires, Get 4th Tire Free Instantly
Buy 3 Tires, Get 4th Tire Free Instantly. Receive a discount equal to the price of a single tire when four tires are added to the cart. Valid on select in stock tires only. Those tires for which discount is available will be identified in search results & product detail pages. All other tires and special order tires are excluded from this offer. Valid when scheduled for installation on PepBoys.com and installation is completed between 11/28/17 through 12/31/17.


     
Racers never stop experimenting as they search for every way to wring out more power or handling performance to gain an edge over the competition. The team at MSD is no different as they strive to deliver the products you need to meet your performance goals. MSD continues to innovate and invent components and technology that deliver performance and reliability with products that are easy to use and install.

Over the course of 40-plus years, MSD Performance has been driving the development of innovative components that helped shape the way our cars race and perform. From super speedways to road courses, land speed racing to top fuel dragsters, and of course your traditional hot rod, MSD has provided the components to fire nearly anything in motorsports.

MSD Today

Today MSD is developing electronics for your entire powertrain. The Atomic EFI systems for the LS engine platform and throttle body are now complemented with a transmission controller. Our DynaForce Starters and Alternators ensure that your engine cranks over to fire up and the Alternators keep it charged. MSD is poised to deliver components that work and communicate together to provide performance and value.

MSD Featured Products


Ignitions
Street, Strip, Drag Race, Circle Track, Marine... no matter your passion, MSD has an ignition system to light your fire.
Coils
Designed by MSD to improve spark energy and improve efficiency.
Distributors
MSD Pro-Billet Distributors are the finest performance and racing distributors available.
Spark Plug Wire
With its extremely low-resistance combined with the ability to suppress Electro Magnetic Interference the MSD 8.5mm Super Conductor Spark Plug wire is the ultimate performance wire!
RPM & Timing Controls
Find the right timing controls for your application whether you need a start retard or multi-step retard for nitrous use.
Crank Triggers
High performance engines need accurate trigger signals and the crankshaft is the best source. MSD engineers recognized this and developed a system that was easy to install and extremely accurate.
Marine
Weathertight connectors are used on all MSD marine ignition parts. Fully potted units prevent electrical components from coming into contact with water.