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Yoshimura R&D 

Yoshimura Race Shop Engine Kits For 2006-2010 Suzuki QuadRacer R450

Chino, Calif. – April 16, 2010 – Yoshimura Race Shop is known for getting the most reliable power out of every engine, whether it is a GSXR for seven-time champion Mat Maladin, or a QuadRacer R450 two-time ATV pro champion Dustin Wimmer.  Yoshimura is committed to building you the engine that you are looking for.

These services have been divided into three separate stages, with stages targeted toward different types of riders and their performance needs. Each stage will take your QuadRacer to a whole new level of performance, and will give you the boost you need to grab the holeshot, or beat your buddies back to camp on the trail.

Stage 1

Stage 1 is the basic hop-up that is going to give you a 15% increase in power from your OEM engine. It retains excellent reliability while giving the racer a healthy dose of power. when used in conjunction with a Yoshimura pipe.

Part #: 2115-ST1
MSRP: $ 675.00

Stage 2

With the Stage 2 kit comes an 8.7% increase from Stage 1, the compression is upped, the head modified, and a Yoshimura Billet cam tops off the list. With a Stage 2 engine your bike will become a fire breather. Stage 2A fully assembled engines also available.

Part #: 2190-ST2
MSRP: $ 1,750.00

Stage 2A

Part #: 2190-ST2A
MSRP: $ 2,050.00

Stage 3

Stage 3 is a full -tilt racing engine featuring big horsepower gains of 7% more than the Stage 2 engine kit. All of the features of Stages 1 and 2 are included and nothing is left on the table. Every part of a Stage 3 engine is manicured or modified, even the gear sets and internal transmission parts are polished and matched using our in-house Yoshimura Isotropic Surface Finish Process. For the serious rider looking to get the most of their QuadRacer engine, this is the way to go.

Part #: 2115-ST3
MSRP: $ 2,750.00

About Yoshimura R&D of America
Yoshimura is “The Leader in Performance” and has been for more than 55 years. With unmatched skills, knowledge, and passion for racing, Yoshimura is on the forefront of the aftermarket exhaust industry. Yoshimura pipes are race bred and feature the same legendary performance, fit and quality that has been their trademark for more than five decades. To learn more about Yoshimura and view the wide variety of performance products, visit

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