Our Blogs

Subaru Closed Deck vs Open Deck blocks

Author: Julius Bloem Date Posted: 12 June 2019

When planning your Subaru EJ20 or EJ25 engine build, one of the most important factors to consider is the engine block. The power handling ability of a Subaru engine is often limited by the block.

300KW stock STI block and bolt-on turbo!

Author: Julius Bloem Date Posted: 4 June 2019

It wasn't that long ago when producing 300kw was a massive deal, however advancements in engine, turbo and tuning technology have made this magic number very achievable.

Mazda Performance: NZ’s best all-round GTR

Author: Julius Bloem Date Posted: 4 June 2019

The Legendary GTR represents the pinnacle of Mazda Performance. Matt's Mazda GTR started life in 1992 as a rally-ready weapon and has just been turned into rocket by todays standards.

How does PBMS ensure all our tuning is high quality?

Author: Julius Bloem Date Posted: 4 June 2019

Being in the Race and Tuning industry for over 30 years, we've seen many workshops and 'experts' come and go. There are only a handful of people in the country that have stood the test of time.

Fatu's Sleeper STI GRB

Author: Julius Bloem Date Posted: 7 May 2019

It all started with a knock. Anyone familiar with Subaru's will be familiar with the all-too-common big end bearing failure. Fatu and his 2008 WRX STI learnt about this failure the hard way, when the engine started making a loud knocking noise.

Subaru Closed Deck vs Open Deck blocks

300KW stock STI block and bolt-on turbo!

Mazda Performance: NZ’s best all-round GTR

How does PBMS ensure all our tuning is high quality?

Fatu's Sleeper STI GRB

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