New Coupons!

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We have moved to our new shop located on exit 12 off Rt. 78, in the Perryville Industrial Park.  

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Each mechanic and staff member provides prompt and courteous service; plus we will also pick you up or drop you off while your vehicle is getting worked on.  We stand by our word and our workmanship so call us 908-323-2910 to schedule an appointment or if you need answer to your questions or stop by and say hello.

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Welcome to Precision Auto & Diesel!


Precision Automotive & Diesel brings you the best full service auto and diesel care in Hunterdon County. We are dedicated to honesty and quality work which meets, and exceeds our customer’s expectations, which is most likely the reason we have a lot of repeat business and why we want you to be a repeat customer as well.

We specialize in Ford Powerstroke, Chevy Duramax, and Dodge Cummins diesel engines. Our mechanics know these engines inside and out from a full engine build, EGR delete, head studs, exhaust, programmers, performance upgrades and any modification from those who demand a little more from their vehicles including building you horsepower, torque and increasing your fuel mileage.

With our state of the art diagnostic equipment, we also offer services on both domestic and impor...

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