Introducing the 4.5 Round—the perfect resonator-style muffler designed for tight spaces under the floor. Much more effective than a traditional hotdog muffler, it delivers superior sound control in a compact form. Handcrafted using high-quality 304 stainless steel and precision TIG welded, this performance muffler is fully customisable in size to achieve the perfect fitment on your car.
- 100% Aussie made
- handcrafted in-house
- fully tig welded
- 304ss body construction
- pressed end cap over body- strongest and longest lasting body design
- 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 perforated tube
- high temp fibreglass matt packing
PLEASE NOTE: As these are a fully customisable muffler, they are made to order and can carry a lead time of up to 2 weeks for production. If urgent, please contact our team sales@spmufflers.com.au for more accurate lead times.