Bnr supercars has engineered 4 stages of turbocharger upgrades for the mazdaspeed 3 and mazdaspeed 6.

The bnr s3 is the best turbo to maximize the factory fuel system with upgraded fuel pump internals!

Capable of much more power than stock and spools fast.

Put the k04 next to the bnr s3, take pictures, upload them to your.

I believe the s3 is more reliable.

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The bnr s2 will max out the fuel system with upgraded fuel pump internals!

These upgrades were designed to be a replacement for the k04 factory.

With bolt on turbo kit upgrades for ford, chevy, mazda, nissan, subaru and others.

All the tuners like using an aftermarket boost control solenoid with a single.

A few things have changed about the bnr as it has matured as one of the most common medium.

Posted on august 17, 2013 by stratified.

Bnr s3 bolts up to stock and plays really well with the stock block, with some headroom left in it too.

Axillary port injection is needed to go higher than stock fuel limitation (370 whp).

A bnr s3 turbo walkthrough.

All the tuners like using an aftermarket boost control solenoid with a single.

It really competes with the s3 but has right at a 370 whp limitation on flow.

Gtx 2867r will out perform it for more money and is my personal choice for stock block but price difference in a pinch has bnrs3 as the runner up.

The bnr s3 version 4 turbocharger has a 2. 36” inlet and works with most all the aftermarket turbo inlet tubes.

It's made in house rather than contracted out like the cst4.

Bnr upgraded turbos are engineered to redefine performance and meet the demands of your passion.

Bnr s3 big turbo installed in the mazdaspeed 3!

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    Great turbo for an easy swap, reliable power and great spool.

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      With bolt on turbo kit upgrades for ford, chevy, mazda, nissan, subaru and others.

      This unit has been a red hot seller since 2009 when we started offering upgrades for.

      Bnr upgraded turbos are engineered to redefine performance and meet the demands of your passion.

    Also spool for the s3 is noticeably better.

    The bnr s3 version 4 turbocharger has a 2. 36” inlet and works with most all the aftermarket turbo inlet tubes.

    By far the most overlooked turbo in our product range!