aFe Power Diesel Exhaust Tip Black- 4 in In x 5 out X 12 in Long Bolt On (Right) 1978-nissan-620-esi5777664 This design outflows the factory

This design outflows the factory tube and fin core design

Power gains of 8

120 wall rectangular steel

Finishing off this exhaust system are dual 4-1/2 IN diameter black 304 stainless steel clamp-on exhaust tips

This SES Exhaust System is a uniquely designed system that incorporates our straight through resonator which improves the performance across the power band while maintaining a smooth

aFe Power Diesel Exhaust Tip Black- 4 in In x 5 out X 12 in Long Bolt On (Right) 1978-nissan-620-esi5777664 This design outflows the factory100% TIG Welded by certified craftsmen for race proven strength and durability. TIG Welding provides the strongest welds reducing stress cracks. Paired opposite firing cylinders with equal, specifically tuned primary lengths maximizes scavenging and increases torque throughout the powerband. High grade stainless tubing with a uniform brushed finish provides a beautiful look and high resistance to corrosion. aFe has designed this system to retain all