814121 Flowmaster's Scavenger Series Elite shorty headers are designed to replace the restrictive factory manifolds. These high quality headers are manufactured from stainless steel and are ceramic coated for maximum durability. They feature 1-3/4-inch primary tubes, 3/8-inch thick laser cut flanges and factory collector connections, ensuring a direct-fit, leak free installation. Like all Flowmaster products, the benefits include improved throttle response, power and engine efficiency. Designed for an easy fit, these headers include gaskets and necessary hardware for easy installation. Note: this product has been granted a California Air Resources Board (CARB) exemption, an E.O. number, or is a direct or consolidated replacement part. It is CARB compliant for 2010-2012 Camaro SS 6.2L under CARB EO # D-698. Features: 3/8-inch Thick Laser Cut Flanges Dyno tuned for maximum performance High Temperature Ceramic Coating Stainless Steel Construction About Flowmaster Flowmaster® is a household name, and for good reason. They've built legendary exhaust systems and mufflers for decades, and now offer performance air intakes, catalytic converters, and headers to give your hot rod performance to match the iconic Flowmaster sound. SPECS Attachment Method Stock Flange Automotive Item Grade High Performance Part Bolt Size M8 x 1.25 x 25mm Bolts/Studs Included Yes Brand Flowmaster CARB (California) Compliant Yes CARB EO# D-698 Collector Included Yes Color/Finish Silver Ceramic Emission Code 7 Engine GM Small Block Gen III/IV (LS Based) Header Finish Silver Ceramic Header Flange Thickness (in) 3/8 inch Header Series Scavenger Series Elite Header Style Shorty Inlet Port Shape Round Material Stainless Steel Outlet Diameter (in) 3 Primary Tube Dia. 1-3/4 inch Product Type Headers Reducers Included No Tube Gauge 16 Tube Lengths Unequal Length UPC 700042026319 California Proposition 65 Chemical Name Chromium (hexavalent compounds) Nickel (Metallic) California Proposition 65 Required Yes Part Number 814121 Instructions for Part# 814121 Warranty for Part# 814121 CARB EO # for Part # 814121 Fits 2010 to 2015 Chevrolet Camaro SS with a 6.2L V8 engine, shorty headers. CARB compliant for 2010-2012 Camaro SS 6.2L under CARB EO # D-698.