SP Concepts Big Bore 4.5 Kit for 2006–2017 Harley-Davidson Dyna Models

Description

• 4.5” HIGH FLOW PERFORMANCE ROLLED CONE MUFFLER WITH STEPPED BAFFLE FROM 2 ¼ TO 2 ½ INCHES. INCREASES BOTTOM TO MID RANGE TORQUE AND HORSEPOWER ON ALL MOTORS. TUNED PROPERLY CAN ACCOMMODATE 88″ TO 143″.

• 065 STAINLESS STEEL HEADERS, STEPPED FROM 1 ¾” TO 1 7/8” TO 2” AT THE COLLECTOR

• HAND TIG WELDED FROM TOP TO BOTTOM

• MACHINED STAINLESS STEEL HEADER COLLARS

• 18MM O2 BUNGS WITH 12MM ADAPTERS, ALLOWS FOR STOCK OR AUTOTUNE SENSORS

• COMPLETE HARDWARE KIT WITH EVERYTHING YOU NEED TO MOUNT IT UP

CURRENT SHIP TIMES: 17-25 BUSINESS DAYS

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