Octane Exhaust Systems

Build Your OWN Exhaust

Novice or expert fabricator, Our 304 Grade Stainless Steel products make it easy to fabricate the exhaust/ intercooler system you dream of!

Start Building Your OWN Exhaust System

Performance Exhaust Systems

Tailor-made exhaust systems for enhanced performance and unique style. From EXTREME performance applications to the show car hobbyist - We have it all!

View our Tune Ready Exhaust Systems

Freshly Restocked

304 Stainless Steel Materials

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2 Bolt Flange - 304 Stainless Steel

from $32.99

45° Mandrel Bend – 304 Polished Stainless Steel

from $15.99

Polished Straight Tubing - 304 Stainless Steel

Save $30

Save $15.99

Save $14

304 Stainless Steel Rod

$34.99 from $20.99

Save $23

Reducer Cones - 304 Stainless Steel

$49.99 from $26.99

Save $19

Quick Release V-Band Flange Assembly Kits

$55.99 from $36.99

Save $12

Pre-Fabricated 304 Stainless Steel Y-Pipe

$99.00 $87.00

Precision-Engineered Custom Exhaust Systems

Crafted from high-grade materials, they provide optimal airflow, reducing back pressure for improved horsepower and torque. Whether for enhanced engine efficiency or a distinct aesthetic appeal, our exhaust solutions deliver unmatched durability and precision fitment.

✔ Optimized Performance & Efficiency
✔ High-Quality Materials for Longevity
✔ Custom Design & Precision Fit
✔ Enhanced Sound & Aesthetic Appeal

Custom Exhaust Tips & Mufflers View all

Twin Rolled Exhaust Tips – 304 Stainless Steel

from $109.99

Performance Resonator - High Flow | Octane Exhaust Systems

from $199.99

Lobster Tail Dump Tips – Available in 3", 3.5", & 4"

from $89.99

Lobster Dump Tip Canon Muffler | 3.5” & 4” Outlet Options | Octane Exhaust Systems

from $209.99

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5 products

Valves & Valved Mufflers View all

Vacuum/Electronically Actuated Exhaust Valve Kits – 304 Stainless Steel | High-Performance Design

from $129.99

BMW Replacement Factory Exhaust Valves

from $89.99

Audi/Mercedes Replacement Factory Valves

from $84.99

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3 products

Professional On-Vehicle Exhaust Services

Expert exhaust installation, maintenance, and modifications to enhance your vehicle’s power and efficiency.

Reliable. Precise & Trusted.

Our Services

What We Do!

At Octane Exhaust Systems, we build high quality exhaust systems tailored to your vehicle, prioritising the performance and sound you've always wanted! 100% accuracy and precision built to be installed hassle free so you can unlock your cars hidden potential and horsepower gains right now!

Not only do we make ready made exhaust systems to be fitted to your car, we also supply a range of high-quality custom exhaust parts and accessories for our fellow fabricators or DIY'ers looking to build their own system or simply modify their exhaust! Our extensive stainless steel product range includes:

Exhaust tips,
Mandrel bends,
Flex bellows,
V-band flanges, and
all other components required to build your own superior exhaust system!

For those located in Perth, we offer 1on1 consulting on how to bring not only the best sound, but the sound YOU want, after all, we all have different preferences! Not only will we point you in the right direction, we make it our goal to cater to your requirements. Whether its a simply muffler delete and tip package, or a custom rear section, we are willing to help our individual clients no matter how big or small the job!

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