Straight Cut Double wall design means dual protection bringing longer lifespan. It can help mitgate the engine exhausting noise, making your car distinctively attractive. Style: Double Wall Slant - Angled Cut, Porous Design. Installation: Clamp fixation Installation: Step 1: Cleaning the Tailpipe Clean off the tailpipe and exhaust tip with penetrating oil and a shop rag. Make sure your tailpipe is at room temperature, and do not clean the surface of the tailpipe after the car just went out. Step 2: Sliding the Tip On Try to slide the tip onto the exhaust pipe. You will probably meet some resistance, so use automotive grease to lubricate the pieces if necessary. Cover the end of the exhaust tip with a towel and tap it into a place with a rubber mallet. Step 3: Locking clamp After determining the installation position, lock the clamp and the installation is completed. Determine whether the tip is appropriate: The inner diameter of the tip inlet is 63mm/2.5Inch, 76mm/3.0Inch. Measure the outer diameter of the car exhaust pipe. It can be used if it is less than 63mm/2.5Inch or 76mm/3.0Inch. Wall Thickness: 1.5mm Colour:Silver Material:stainless steel Package Contents: 1 * Tail throat muffler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.