110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Wrinkle Black halo-ring Each performance air filter features

Each performance air filter features an inverted pleated top and is handmade from black synthetic filter element wrapped in a stainless steel mesh

Orange Anodize finish

Easily adjust your preload for variation in road and rider weight

The custom 992 Floorboards are available for any Touring models and include all of the appropriate mounting hardware for your bike

from 16" all the way up to our 34" motorcycle wheel

110" Sidewinder Big Bore Kit for 2007-'17 HD® Big Twin Models - Wrinkle Black halo-ring Each performance air filter featuresInspired by our Pro Stock Drag Race engines, these updated big bore kit utilizes a Ductile Cast Iron liner wrapped in cast aluminum for optimum thermal conductivity and performance. Bolt in kits do not require machining, rebalancing or engine removal, and include just about everything youll need to complete the installation. The biggest cylinder bore that can be installed in a stock crankcase without machining! Features & Benefits Low friction Ductile