SP Mufflers

SP mufflers FD RX-7 twin-tip catback is a free flowing 3.5" mandrel bent design for direct bolt on use with the 3.5" SMB exhaust system. It is also available in a bolt on option to suit a factory exhaust with a 3" flange (steps up to 3.5" pipe after). The SP mufflers are the ultimate performance muffler providing maximum unrestricted flow with the best sound dampening properties. 

• 100% Aussie made 
• handcrafted in-house
• fully tig welded
• 304ss body construction
• pressed end cap over body
• dimple formed inlets/outlets for maximum strength 
• flared inlets/outlets for pipe to slip inside for easy fitment 
• pulse welded outlets to make welding a breeze
• stainless steel wrapped perf  
• high temp fibreglass matt packing 
• mandrel bent perforated tube for maximum flow 

PLEASE NOTE: If a system is out of stock please allow up to 2 weeks lead time for production.