True Duals were created with patented technology that controls engine combustion and exhaust pulses that translate into performance. Patented muffler design creates negative pressure that scavenges exhaust gases for increased horsepower, torque and fuel mileage. Awesome deep tone is pulled off by separating and controlling low-pressure power robbing atmospheric pressure.

Features and Benefits

Produces up to 20% more horsepower and torque
Mounting hardware included
Improves gas mileage
Installer Friendly
Awesome Deep Tone
Exclusive Show Quality Quad Chrome Finish
Low temperature under the seat
True Dual Exhaust System
Full Coverage Heatshields
Custom look and feel
Limited 1 year warranty
Improved Airflow
O2 Sensor Ports that Accept O.E.M. / Aftermarket Sensors
Massive 4" Mufflers

Fits 2007 to 2011 Harley Davidson Softail Motorcycles.

Notes

Parameters of Product: System
Category	TrueDuals-CrossOver
Style	Custom-Shop
HeatShield	Full-Coverage-Removable
With Baffle?	Non-Removable

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Longtails	Fishtails	Slash Cuts	4 Inches
Upsweep	Straight Cuts	3 inches

Part #: CS-439B

Custom Shop Step True Dual System 4" x 30 " Mufflers w/ rem baffles in Ceramic Black & w/billet en

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