Light Duty Performance & Repair Shop

Located in Butler, PA

At Cotton's Custom Diesel we specialize in custom diesel builds and repair. Our service representatives are highly qualified and ready to assist with all of your needs. We serve the Butler area and beyond.

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2018 Dodge Ram outside Cotton's Custom Diesel

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Have a pressing issue that needs attention right away? Send us an email and we'll get the ball rolling.

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Our Services

No matter what your next project or repair is we can handle it!

Badass Builds

We'll work with you to build the beast of your dreams. Check out our work.

Avg. Price |
$500-$50,000
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Brakes

Not as sexy as a turbo but just as important. Callipers, pads, full service.

Avg. Price |
$400-$800
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Coolant Systems

Proper maintenance saves money. Ensure your coolant is running right.

Avg. Price |
$99+
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Custom ECM Tuning

We are paired with the leading tuning companies in the industry.

Avg. Price |
$1500-$5000
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Diesel Diagnostics

Our mechanics use the best tools on the market to ensure accurate readings.

Avg. Price |
$250+
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EGR & DPF Services

Downtime can be costly — we get it. Our services fix problems, permanently.

Avg. Price |
$1500-$5000
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Electrical

Ground wires, batteries, ECMs: well figure out your electrical issues.

Avg. Price |
$250-$3500+
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Fuel Systems

A properly maintained fuel system is essential to top performance.

Avg. Price |
$250-$1500
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General Maintenance

Pay small bills now and save on the big bills later. Full inspection service available.

Avg. Price |
$100-$750
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Oil & Fluid

Keeping your fluids maintained is essential to the proper function and longevity of your vehicle.

Avg. Price |
$250
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Repair & Rebuild

Rebuild, repair, or replace? We'll help you find the right answer for your truck.

Avg. Price |
$2,500-$4,000+ CAD
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Suspension

Custom suspension installs and suspension repair is one of our specialties.

Avg. Price |
$1,500-$5,000+
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Tires & Wheels

We supply a large selection of tires and rims of including balancing and installations.

Avg. Price |
$1000-$10,000
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Transmission

A small amount of maintenance work now can pay off huge in the future.

Avg. Price |
$1500+
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Products

At Cotton’s Custom Diesel we work with the best manufacturers and distributors. Here is a list of the most common brands we deal with:

Diesel Transmission Rebuild Kits

ATS Diesel Performance

Diesel Transmission Rebuild Kits

Airdog Fuel Preporator

AirDog / Diesel Rx

Airdog Fuel Preporator

Throttle Body Spacers & Air Intakes

Airaid

Throttle Body Spacers & Air Intakes

Turbos

Alliant Power

Turbos

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S&B Filters

Talk To Our Service Dept. Now

Having a problem but not sure how much it will cost? Or maybe you're looking for some parts on a new build? Give us a call and we'll do our best to give you a ballpark right away.

Reviews

"Top notch mechanic. Repairs were done in a timely manner for a very reasonable price."

Chad Lorenz
2019 FORD f-350
"

"I got a flat tire on the 356 about 3 miles from this business. The extremely kind employees came and changed my tire within about 20 minutes of me calling them. So thankful for their help!!!"

Jennifer S
2020 Dodge Ram
"

"They are the best around!!! I drove over an hour just for there service. The prices are very fair and the guys that work there are second to none."

Jake S
2012 Ford Super Duty
"
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Blog

2020 Dodge Ram Cummins Upgrades

2020 Dodge Ram Cummins Upgrades

Mar 23, 2021

Summary of upgrades done from custom ECM tuning to a fresh new air intake.

5th Gen Parts — Full Line Now Available

5th Gen Parts — Full Line Now Available

Feb 2, 2021

This 2020 Ram got a @fleeceperformance 2nd gen swap and exhaust brake, @stainless_diesel intake and exhaust manifold hardware, @steed_speed t4 manifold, @arpbolts 625 head studs, @ctt.tuning, @keldermantrucks rear air bags with wireless air control, front leveling kit, and to wrap it all up 22x10 hostile fury's wrapped in a 35inch atturo MT!

2020 Dodge Ram Tow Setup

2020 Dodge Ram Tow Setup

Feb 2, 2021

2020 Dodge upgraded with a new S&B Filters intake and TS Performance Stryker Module.

Duramax — New Manifolds

Duramax — New Manifolds

Dec 15, 2020

Clean Duramax in for some new manifolds, up pipes, y bridge and piping!

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