HomeShop OnlineAbout UsShipping/PoliciesTestimonialsRefer a FriendContact Us

Shop Online
Performance Exhaust Headers / Manifolds
Catback Exhausts
High Flow Catalytic Converters
De-Cat (Cat Bypass) Pipes
Muffler Bypass Pipes
Muffler Delete Pipes
Muffler Bypass Pipes

Porsche 911 High Flow Catalytic Converter: Fits ALL 911's 1976-89

Porsche 911 High Flow Sports Catalytic Converter: Bolt On


- All 911's from 1976-89

RRP $1500.00+

Motorsports Downunder specialise in making High Quality exhaust systems for European cars!

Improves engines efficiency!

100% Street Legal!

Direct Bolt On replacement for factory cat

Includes a
3 Year International Warranty!



Direct Bolt on replacement for factory cat

- 200cpsi Metallic core
- Made from High Quality T304S (Gauge 16) Stainless Steel

- Mandrel bends

- TIG Welded

- One oxygen sensor port

- No dash inspection/warning lights

Will fit the following vehicle(s):

- All Porsche 911 models from 1976-1989 (2.7L / 3.0L / 3.2L)


* Installation Recommended by Exhaust Professional.

Lots of other Model Headers & Catback Exhausts available!

Ask us about our De-Cat Pipe Kits.

Sorry No Pick-ups!

Please note: These item(s) are custom made. Please email regarding stock availability!

We Ship Worldwide via DHL Express Airmail!

Please contact us if you have any questions.

Price: $550  Sale price $450

We accept Credit Card, Paypal & Direct Deposit Payments.
Please email prior to purchase.