Thrush Thrush Welded Muffler - 3 in Offset Inlet - 3 in Offset Outlet - 13 x 4 x 9-1/2 x 6 in Oval Body - 19 in Long 2020002 Drag ''R'' Series and Non-adjustable

Drag ''R'' Series and Non-adjustable valving options

GM 6-Cylinder / MSD Pro-Billet

are designed ONLY to relieve normal tire pressure buildup ON THE TRACK

GM F-Body 1971-81

Thrush Thrush Welded Muffler - 3 in Offset Inlet - 3 in Offset Outlet - 13 x 4 x 9-1/2 x 6 in Oval Body - 19 in Long 2020002 Drag ''R'' Series and Non-adjustableThrush Welded Muffler 17660 Oval 4 in. x 9 1 2 in. 3 in. Side ID Side OD 13 in. Shell Length 19 in. Overall Length 304 Stainless Steel Fully Welded For Extended Durability And Wear Two Chamber Design For Improved Flow Has Deep Aggressive Tone Quality Built And Competitively Priced Thrush products have been a staple of hot rodders for over 40 years as these perfomance mufflers bring together the power and sound favored by true enthusiasts. Product