2007-2008 Hummer H2 Exhaust System Installation

BORLA PERFORMANCE INDUSTRIES 5901 Edison Dr. Oxnard, Ca. 93033 TITLE: 2007-2008 Hummer H2 Installation Instructions PART NO. A-35442 Page 1 of 4 2007-2008 Hummer H2 Exhaust System … … Installation Thank you for purchasing a Borla Performance Cat-Back™ Exhaust System. Borla Performance Cat-Back™ Exhaust System (Part number 140258) has been designed for the 2007-2008 Hummer H2, equipped with a 6.0L or 6.2L V8 engine, all-wheel drive and automatic transmission. Borla Performance Industries recommends that an exhaust shop …

BORLA PERFORMANCE INDUSTRIES 5901 Edison Dr. Oxnard, Ca. 93033 TITLE: 2007-2008 Hummer H2 Installation Instructions PART NO. A-35442 Page 1 of 4 2007-2008 Hummer H2 Exhaust System Installation Thank you for purchasing a Borla Performance Cat-Back™ Exhaust System. Borla Performance Cat-Back™ Exhaust System (Part number 140258) has been designed for the 2007-2008 Hummer H2, equipped with a 6.0L or 6.2L V8 engine, all-wheel drive and automatic transmission….. Borla Performance Cat-Back ™ Exhaust System Installation 1. Using the original hardware, place the front pipe into position as shown in figure 3. Making sure to install the hanger into the rubber isolator. Hand tighten the hardware for now. 2. Place a clamp over an expanded end of the muffler and set it up into position as shown in figure 4. Do Not tighten the clamp. 3. Place a clamp over the expanded outlet of the muffler and set the right tail/y-pipe assembly into position making sure to install the hanger into the rubber isolator. Do Not tighten the clamp. 4. Using the hardware provided, install the hanger/bracket assembly on the vehicle just to the left side of the driver side frame rail as shown in figure 5. Install the rubber isolator provided onto the hanger as also shown in figure 5. 5. Place a clamp over the expanded end of the left hand tail pipe assembly and set it into position as shown in figure 6 making sure to install the hanger into the rubber isolator. Do Not tighten clamp. 6. For air bag equipped vehicles, install the heat shield provided over the air lines located on the passenger side at the rear of the vehicle. 7. Check your exhaust system for proper clearance under the vehicle and also for tip alignment. 8. Once position has been determined to be correct, tighten the Accuseal™ clamps to 32-35 ft. lbs. making sure the clamp opening is not over any of the notches in the pipe. Tighten the flange hardware to 18-22 ft. lbs. 9. Before starting your vehicle, make sure to check all wires, hoses, brake lines, body parts and tires for safe clearance from the exhaust system. 10. Start vehicle and check for any leaks. If any leaks are found, determine cause (such as loose hardware or incorrectly positioned clamp) and repair as necessary. Figure 3 Figure 5 Note: When you first start your vehicle after the installation of your new Borla Performance Exhaust System, there may be some smoke and fumes coming from the system. This is a protective oil based coating used in the manufacturing of mandrel bent performance exhaust tubing. This is not a problem and will disappear within a very short period of time after the exhaust has reached normal operating temperatures.

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