Specs | Dyno Chart | Video Clip | Installation | Pipe Styles
The D&D Bobcat Sportster pipes are built for 2004 - 2010 Harley-Davidson Sportsters for performance, torque and soul-satisfying tone.
Available in black or chrome with polished aluminum, black, or carbon muffler.
Part # 563-31 - Black Pipe
563-31A - Aluminum Sleeve
563-31B - Black Satin Sleeve
563-31C - Carbon fiber Sleeve
Part # 563-32 - Chrome Pipe
563-32A - Aluminum Sleeve
563-32B - Black Satin Sleeve
563-32C - Carbon fiber Sleeve

The stepped 2-into-1 exhaust system comes with full heatshields. Enthusiasts will experience as much as 10% increase in torque and horsepower (with hi-flow a/c and tuner).
Hi-Flow Air Cleaner and Tuner recommended.
The Bobcat Sportster exhaust system was created on the dyno to dial in the performance where you need it most... off idle and in the passing zone. The pipe delivers increase power and torque across the entire RPM range.
Motorcycles with carburetors should be jetted accordingly.