California Boss (40122) DYN17715

The California Boss muffler delivers the aggressive exhaust tone and flow optimization your high-performance build demands, without sacrificing street-legal operation. Its offset inlet design ensures optimal scavenging and reduced backpressure, while the aluminized steel construction provides corrosion resistance for extended durability. Whether you're tuning a street machine or track car, this universal Thrush Turbo muffler offers bolt-on installation with measurable gains in throttle response and sound character.

• Thrush Turbo design
• 2-1/2 in offset inlet
• 2-1/2 in center outlet
• Oval body: 14 x 4-1/4 x 9-3/4 in
• 18-1/2 in length
• Aluminized steel construction
• Universal fitment
• Sold individually