HPI purple tuned pipe is constructed of polished aluminum with HPI logo. Mounting equiptment for Savage. This product includes one polished aluminum tuned pipe. Mounting equiptment (including two zip ties, one mounting spring, and one bracket.) Hardware (one z904 5/64 hex wrench, one z903 3/32 hex wrench, two z721 5/64 set screws, two z741 3/32 set screws, and two z517 phillips head screws.) One instruction sheet.