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We're running a group purchase that covers all of the SuperMaxx header packages. 10 or more orders are required for discounted pricing. I can't post pricing due to the manufacturer's advertised pricing guidelines but we can provide you with a quote over the phone or if you e-mail tbyrne@tbyrne.com. Please let us know what kind of vehicle you would like a package for when you contact us.
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SuperMaxx Features & Benefits
Heavy-wall aircraft quality stainless steel tubing throughout the system (1 3/4headers, 2 1/2x 3Y-pipe) for outstanding performance and durability.
Extra-thick (.375), laser-CNC-machined header flange for superior gasket sealing.
Factory-style O2 sensor bungs for direct fit and fully ODB-II compatible.
Hi-flow, stainless steel catalytic converters for increased horsepower and torque.
Slip-together union in the Y-pipe assembly allows for easy installation without welding.
Hi-flow merge-style Y-pipe for maximum exhaust flow.
Stainless steel Y-pipe flange retains the factory ball & socket connection.
Unique collector/converter connection utilizes a self-aligning, sintered metal, donut gasket for a long lasting leak-free connection.
Part number 115-841300 covers -
2000-04 1500 series 2WD & 4WD 4.8 and 5.3
2000-04 Avalanche 2WD & 4WD 4.8 and 5.3
2000-04 Suburban 2WD & 4WD 5.3
2000-'04 Tahoe/Yukon 2WD & 4WD 4.8 and 5.3
And 115-841350 is for -
2000-04 2500 series 2WD & 4WD Pick-ups and Suburban 6.0
2000-04 Escalade, Denali 2WD & 4WD 6.0
2003-04 H2
The headers are also available without the highflow Y-pipe with cats -
Long tube 1 3/4" tuned stainless steel header set, with 2 1/2" collectors. Reducer cones have o2 sensor bungs installed. Includes V-8 header set, header gaskets, header bolts and reducer cones.
115-841310 - 2000-'04 4.8, 5.3 and 6.0 Chevy/GMC 1500 SUV/2500
(*Avalanche, Escalade, Suburban, Silverado, H2, Tahoe, Yukon and Denali)
More info can be found in the Group Purchase section of our website. This GP will be wrapping up on Monday, March 29th. Orders can be placed online or by calling 1-877-4-TBYRNE (1-877-482-9763).
Have a good day,
Tom
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We are currently at 20 orders so this GP will be going through!
Closing date is Monday, March 29th.
