Revzilla SP Concepts Big Bore 2-Into-1 Exhaust For Harley

SP Concepts Big Bore 2-Into-1 Exhaust For Harley

Let your big inch v-twin breathe with a Big Bore 2-Into-1 Full System Exhaust from SP Concepts! This handmade stainless steel exhaust system was designed to provide the airflow necessary for built v-twin motors. If you aren't going to tune your bike, this is not the pipe for you! 

Features:

• 4 1/2"" rolled cone muffler offers increased flow for high performance applications
• Designed to work with properly tuned high performance motors from 88" to 143"
• Stepped 2 1/4" to 2 1/2" baffle for increased mid-range torque
• .065 stainless headers step from 1 3/4" to 1 7/8" to 2" at the collector
• TIG welded by hand from top to bottom
• Machined stainless header collars
• 18mm O2 bungs with 12mm adapters for performance and stock O2 sensors
• Includes all hardware and brackets
• Heat shields available separately

Note: This pipe should not be installed without a fuel tuner. This pipe is designed specifically for high performance applications and is not recommended for stock motors.

WARNING: California's Proposition 65 - www.P65Warnings.ca.gov