Dynatech 07-09 GT500 1-7/8" Longtube Headers

Dynatech 07-09 GT500 1-7/8" Longtube Headers

2.50" and 3.00" Exhaust systems are offered for this model.

Choose 122-543300B Or C for 2.50" or 122-643300B Or C for the 3.00" system. (The factory cat-back is 2.50"



SUPERIOR DESIGN

* Long tube design

* 3/8" laser-cut and machine-ground flanges for a long-lasting, tight seal

* 100% T-304 stainless steel

* Computer-designed collectors for maximum air flow

* Low-profile four-bolt collectors

* Delivers real power gains



PERFECT FIT AND FUNCTION

* True bolt-in ” no cutting or welding

* OBD II-compliant hi-flow converters

* Utilizes factory O2 sensors (extensions included when needed)

* "OEM-style" triple-layer stainless steel gaskets included for long-term, leak-free service

* Bolts to factory cat-back or any aftermarket cat-back that utilizes factory connections



Includes everything needed for simple bolt-on installation



* Mandrel bent headers with 3/8" flanges and hi-flow collectors

* "Flexible" donut-style gasket connectors

* All clamps, bolts (including header bolts), and hardware needed for bolt-in installation

* Triple-layer stainless steel gaskets

* O2 extensions when needed to relocate factory O2 sensors

* SuperMaxx by Dynatech decals