Rothmund Performance Enterprise LLC

12/22/2025

Big changes coming with the New Year upon us! Please like and share Redline Powersports LLC for all the updates! All your automotive needs in one place! Here’s to new adventures!!

11/09/2021

We searched for pictures of a Hero transfer case installed in a Jeep JK behind a 6L80 transmission for reference, but couldn't find any. It took some work but it's in now.

10/05/2021

We got Steve's brew truck finished and delivered today. 57 Chevy long bed step side, started as a 1 ton, now a lowered real nice driving hot rod beer hauler for his little brew company, 5.3 LS swap. 4L60E trans with 2500 stall, 8.8 mustang housing with 3.73 gears. We also replace the bed floor with new oak bed stained to match the body color and new stainless straps and rear mount fuel tank with a side mount bed fill and the interior was updated a little as well with Dakota digital gauges and a newer Colorad split bench, and a retro sterio with a sub and Amp installed by Jared.

Enjoy Steve

02/11/2021

Just finished Bruce's 2011 2wd Colorado 5.3 v8 truck with a Beltech 4/5 drop, duel exhaust and aHP tune

02/06/2021

Petra Evans, getting close, all laid out

02/01/2021

One more thing done today. We had to make a custom engine cross member to mount the 351 Cleveland into a 1955 F100. Next is the mount for the T5 transmission.

11/26/2020

From all of us here at Rothmund Performance, we want to wish all our customers, friends and family the best of Thanksgiving wishes. So eat and enjoy ALL OF YOUR FAMILY AND FRIENDS, thats what this is all about.

Performance tuning, full vehicle maintenance, and custom builds, we do it all.

11/23/2020

A little tuning we have done here at Rothmund Performance, SLC superlite, LS7 powered, super clean 02 sS10 we did a cammed LQ9/4L60E swap. And just fired up this mad max build 71 chevelle with a cammed 5.3 and a sidemount Whipple supr charger that we intercooler.

Hope everyone has a great Monday and ENJOY YOUR THANKSGIVING WITH FAMILY AND FRIENDS, from all of us at Rothmund Performance stay healthy and safe.

06/02/2020

Another one delivered, thankyou Steve for letting us get your 67 Chevelle going, camed 5.3 (327), 4l60e with 2600 stall, 3.73 gears and posi, disc brake conversion all around, new LS dual pass rad and fans, and the new RTX Dakota Digital dash. Super cool. Enjoy Steve and family.

04/16/2020

Did some clean up on Norm's 68 427 BBC th400 vette, reseal and detail the engine, trans and replace the worn out power steering control valve and slave, new tires and thanks D and J Automotive for the new exhaust and alignment.

04/13/2020

Just finished Ed"s 03 Silverado, 4/6 drop, dual exhaust, minor tune up, custom tune with HP and alignment, turned out Bitchen.