COBRA Scalloped Muffler - Black - '11-'17 Stryker 2270B Replacement Rocker Arms with Bushings (for Iron XL) Includes: 2 Compression Springs and

Includes: 2 Compression Springs and 2 Springs Plates to cover both sides of the swingarm

Partial heat shields that cover the headpipes

Combined with Graves’ exclusive flash tune map this system produces a solid 11+ HP in the midrange and 15+ on the top of the horsepower charts

Most systems equipped with a RC-4 Response Chamber for reduced sound output machined mid pipe to headpipe joint for a better

PART #1601-0003 along with the original linkage rod

COBRA Scalloped Muffler - Black - '11-'17 Stryker 2270B Replacement Rocker Arms with Bushings (for Iron XL) Includes: 2 Compression Springs andIncrease horsepower and torque with a deeper, more aggressive exhaust note Welded from mild steel then bathed in a four step chrome plating process 4" muffler body uses a cooling chamber with proprietary technology to prevent blueing Feature scalloped chromed billet tips All necessary mounting hardware and instructions included, ensuring problem free installation Made in the U. S. A.