Rossier Engineering "OG" 1998-2009 DBA JB performance engines & exhaust

Rossier Engineering "OG" 1998-2009 DBA JB performance engines & exhaust High performance Engine services & custom exhausts

12/06/2025
Jb performance intake and down pipe. From Stock 61 horsepower to 81 horsepower with just a pipe , intake pc6 tuned on 91...
10/11/2025

Jb performance intake and down pipe. From Stock 61 horsepower to 81 horsepower with just a pipe , intake pc6 tuned on 91 octane pump gas.

New JB performance intake and filter set up that makes over 2 horsepower peak & 5 more on over the Rottweiler intake. D...
10/06/2024

New JB performance intake and filter set up that makes over 2 horsepower peak & 5 more on over the Rottweiler intake. Dyno testing was done back to back, 3 runs with each, same fuel and timing map . A powercommander 6 was used, tekmo pipe and Arrow muffler

Another great day at USAIR in Shawano with Jim Geary , Kyle Boost , Jake Kurtzweil , Chris Shaw . Unforgettable memories...
05/24/2024

Another great day at USAIR in Shawano with Jim Geary , Kyle Boost , Jake Kurtzweil , Chris Shaw . Unforgettable memories one tire at a time.

Donnie Millers GPR 1800 head after porting and new valves
05/07/2022

Donnie Millers GPR 1800 head after porting and new valves

Can am DS 450 custom exhaust & intake ring to accept a 4.5 ID filter for Sky Quist
05/07/2022

Can am DS 450 custom exhaust & intake ring to accept a 4.5 ID filter for Sky Quist

12/27/2021

Custom pipe and reworked heads

A few Shelby GT500 lower intake manifold innercooler that I have done.
04/24/2020

A few Shelby GT500 lower intake manifold innercooler that I have done.

Address

5711 County Road HH
Stevens Point, WI
54482

Opening Hours

Monday 10am - 6pm
Tuesday 10am - 6pm
Wednesday 10am - 6pm
Thursday 10am - 6pm
Friday 10am - 6pm
Saturday 10am - 12pm

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