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PK Krwawecz’s Custom 2011 Chevy Silverado Duramax

Bob Carpenter . October 20, 2026 . Chevrolet
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THIS MISSOURI TRUCK GETS ATTENTION WHEREVER IT GOES— AND THAT’S THE IDEA

PK Krwawecz has been an automotive enthusiast since 1985 and an aftermarket automotive businessman since 1999. In 2013, he was hired by Edge and Superchips to promote the brands at shops all over the Midwest and Southeast. During that time, he started building this 2011 Chevy and has no plans to stop!

In fact, he recently took a position as Regional Sales Manager for Mishimoto and that undoubtedly means he will be installing many more performance products in the near future. “I don’t think it will ever be done!” Krwawecz told us.

2011 Chevy Silverado Duramax
The LML is enhanced with an ATS Twin Fueler kit to support up to 1,000- horsepower should Krwawecz decide to go nuts with engine mods in the future.
American Force Nightmare FP5 20-inch wheels with color matched inserts combine with 37-inch Mickey Thompson Baja ATZ tires for a custom look that matches the
truck perfectly.
2011 Chevy Silverado Duramax
Custom traction bars built by Smokin’ Diesel Performance in Grain Valley, Missouri, help keep the axle from twisting under the truck when Krwawecz mashes the throttle.

SUPER SILVERADO

The 2011 Silverado was purchased on 11/11/11 and since then it’s had a ton done to it…more than $25,000 worth of work with the receipts still stacking up. Krwawecz is quick to thank Josh O’Connor at Smokin’ Diesel Performance, James Dennis at Car Audio Sound Connection and both Justin Ma and Joe Dirt at Status Automotive for their invaluable help and advice.

The truck gets its stance from a 10-inch Stage 2 lift kit by Cognito that features drop brackets along with new control arms and spindles up front. The rear is lifted with 4-inch blocks and 4-inch lift Deaver springs. Smokin’ Diesel Performance in Grain Valley, Missouri built custom traction bars for the truck to help prevent axle wrap when Krwawecz steps on the loud pedal. Husky fender liners cover up all the extra parts that now show up after the lift was installed. American Force Nightmare FP5 wheels (20×10) wrapped with 37-inch Mickey Thompson Baja ATZ tires fill up a lot of the fender well. AMP Research electric steps make it easy to get into the lifted truck but they hide away when the doors are closed.

2011 Chevy Silverado Duramax
The wild graphic design was created by Greg Z and wrapped by Sticker Dude Designs in McHenry, Illinois, giving the big Chevy a unique look that draws attention wherever Krwawecz goes.
A Royalty Core grille insert really toughens up the trucks image flowing well with the rest of the vinyl graphics and the over-the-top theme of the truck.
Oracle Blue Halos really add flair to the headlights.
A bevy of Rigid lights are mounted throughout the truck.

A set of Yukon 4.56 gears were installed in the front and rear differentials (with an Oasis rear diff cover) to make up for the big lift and tires. Fox 2.0 reservoir shocks smooth out the ride, while EBC drilled and slotted rotors (plus a new master cylinder) help bring all that mass back down to a halt.

The LML Duramax’s fuel system is enhanced with an AirDog 165 pump and filter system that delivers plenty of fuel up to a CP3 with an ATS Twin Fueler kit adding to the original CP4 factory high pressure fuel pump to support up to 1,000 horsepower as Krwawecz continues to upgrade the engine. The LML still uses factory fuel injectors but with enhanced EFILive tuning from Motor Ops that are selected through the Edge CTS2 Insight display. A stainless steel MBRP 5-inch DPF-back exhaust system is used to help the Duramax breathe a little easier with a Mishimoto radiator and silicon hoses to help keep engine temperature in check and a Mishimoto intercooler brings the intake charge temps down. While he hasn’t had the truck on a dyno yet, he estimates that it is making around 550-horsepower and 1,100 lbs-ft. of torque.

2011 Chevy Silverado Duramax
Nathan Airchime P5 train horns and dual aluminum tanks by Hornblasters are tucked up under the bed of the truck.
Fox 2.0 Reservoir shocks smooth out the ride up front in conjunction with the Cognito lift kit.
Custom door panel pods built by Status Auto contain a trio of Digital Designs speakers on each rear door for great sound quality while the front doors sport two complete component speaker systems.
The interior was reupholstered by Classic Soft Trim for a custom touch and to match the wild graphics on the truck’s exterior. The custom center console houses four 8-inch Digital Designs subwoofers.

The interior was reupholstered by Classic Soft Trim in Orlando, Florida, and a host of audio components were installed too. The head unit is an Alpine 8-inch INE-Z928HD audio/video touchscreen receiver. Digital Designs amplifiers power the sound system with a pair of M1C mono amps driving the subs and a pair of C5D’s powering the mids and highs. Speakers include eight Digital Designs 8-inch subs with four of them in the custom center console and four installed in a custom enclosure under the rear seat firing forward. There are two DD AWS 6.5-inch speaker systems in each front door and a DD VO 3-way component system split between the rear doors while two Vibe tweeters installed in each A-pillar round out the sound system. The door panels were built by Status Auto in San-ford, Florida. The subs, custom console and amp racks in the bed were built by Car Audio Sound Connection in Concordia, Missouri. Two Kinetic PRO 1800S and one SHURiKEN SK-BT140 batteries and a DC Power 250 amp alternator supply enough energy for the truck’s extensive audio package. By the way, since Krwawecz spends so much time on the road, a custom Escort Passport 0500ci radar detector/laser jammer was integrated into the dash.

2011 Chevy Silverado Duramax
An Alpine 8-inch touchscreen head unit is the control center for the truck’s massive audio system.
Four more Digital Designs 8-inch subwoofers are installed below the rear seat in a custom enclosure to really get the truck rockin’ when Krwawecz pegs the volume control on the Alpine head unit.
An Edge CTS2 Insight is used to control the auxiliary components and lighting installed on the truck as well as the Motor Ops EFILive tuning, also monitoring all the vitals of the truck while Krwawecz is cruising down the road.
In addition to the powered AMP Research running board steps installed on the cab for better truck access, Krwawecz installed an AMP Research Bed Step to make it easier for him to load/unload his demo materials in the bed when traveling.

The body is completely wrapped by Sticker Dude Designs in McHenry, Illinois, with the graphics designed by Greg Z. A grille insert from Royalty Core adds some more visual flash to the front of the truck along with the Oracle Blue Halo headlights. Fusion front and rear bumpers replace the factory bumpers with strength and style that matches the massive ride. A ReTrax PRO bed cover keeps things safe in the bed.

Krwawecz added a host of Rigid lights to brighten things up when traveling down dark country roads. There are four dually lights in the front bumper, and one 10-inch light in the center with two dually lights installed in the rear bumper. There are also six blue Rigid rock lights in the fender wells and on the front, back and underneath the truck. If he feels like the truck is not getting enough attention (as if!) he can always toot the Nathan Airchime P5 train horns by Hornblasters. Everything is controlled by the Edge EAS power switch on the CTS2 Evolution. UDBG

2011 Chevy Silverado Duramax
Four Digital Designs amps are mounted in the front of the bed, while a BedRug carpet kit protects the bed and any cargo he’s carrying.
An Oasis differential cover along with most of the Cognito suspension components were painted with a dark blue metal-flake finish to flow with the outlandish graphics of the truck.
Fox Racing 2.0 remote reservoir shocks are used in the rear along with a set of Deaver leaf springs to give the truck some lift and a smooth ride over the bumps.
Just above the Fusion bumper, you can see an LED auxiliary brake light strip as well as the Rigid lights tucked into the recesses of the bumper to light the way when backing up.
2011 Chevy Silverado Duramax
Krwawecz big Chevy looks good from any angle and features custom touches everywhere.

 

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