The Whiteline Flat Out differential mount inserts or "positive power" kits for the Subaru WRX are easy to install solution to get rid of the "clunk". Have you ever experienced that terrible clunking sound during shifts? That is your differentials moving around! The Whiteline differential mount insert or mount kits will get ride of that annoying sound and get more power to the ground. The diff mounts in factory form allow the diffs to move around a lot. The clunk is most noticeable during acceleration from a stand still and shifting gears quickly. The Whiteline positive power kits will provide the driver with a precise gear shift and predictable clutch engagement.
The rear insert kit installs very quickly and easily with simple hand tools. The front and rear mount kits replace the differential mounts with a more rigid design featuring Whitelines signature polyurethane to increase ridigity greatly and prevent slop. Whiteline includes all necessary hardware for installation as well as a grease packet and instructions.
Any returns for an exchange or refund will be allowed within 30 days from the receipt of your order and must be authorized prior to shipping with an RMA Number (Return Merchandise Authorization). To receive your return instructions and RMA# please use our online form under Returns and Exchanges! Once you receive your return instructions please ship out the item at your earliest convenience and provide the tracking number to your customer service rep. The customer will be responsible for all shipping fees. Before shipping your product back please make sure you package it up exactly how you received it and in all of its original packaging. All items must be in brand new and resalable condition. Once the item is received it will be inspected and a credit will be issued accordingly. All returns are subject to a 15% restocking fee. Any returns received without an RMA# will be charged a restocking fee and any shipping fees associated with the return. An item that does not ship directly from IIR's warehouse is considered a "special order" item and no returns will be authorized.
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