SMO — Preliminary results of a test measuring the sound reduction capacity of a muffler on a small airplane are in, and it looks like residents near Santa Monica Airport may have gotten an early ...

AVONDALE, Ariz. — The cars sounded better than they felt during NASCAR's two-day test session at Phoenix Raceway. NASCAR invited six drivers to participate in the test to try to improve the ...

Dynomax shows us how their new VT muffler system eliminates annoying exhaust droning noise while still delivering a throaty rumble when asked for by the driver, using their 2010 Camaro SS test car.

SMO — Santa Monica city officials, Justice Aviation and residents are collaborating on a possible solution to one of Santa Monica Airport's most vexing problems — the constant drone of airplanes over ...

Dulcich and Frieburger test what the best bang for your buck is with a selection of $40 mufflers. What are they testing on? Their scratch-built Ford Cleveland!

We'll send you one email per day with the latest GM news. It's totally free. Here Are The Chevy BrightDrop Discount, Lease And Finance Deals In November 2025 ...

This video showcases a BMW M3 G80 on a dyno as it tests out a new valvetronic exhaust system and custom software tuning. With powerful revs, sharp throttle response, and plenty of sound, the session ...