Grudge Kings

fullBOOST came along with us as we headed to Grudge Kings Sydney with our 13B turbo Mazda RX-8 in the Pro Modified class. 

We are back for 2018!

We are back for 2018 and crazy busy. Contact us for all your performance needs. Browse our online shop.    

Happy 2018

We are looking forward to a big 2018 at Promaz. Edwin Loquito and Eric Colon love our new team shirts. 👍  

New Promaz shirts


Our new Promaz Racing crew shirts have arrived. Sizes range from Small to 2X-Large. We are also stocking kids sizes from 4 to 10. You can purchase one from our online shop. Edwin Loquito and Eric Colon.  

PRORX-8 runs quicker

We took our RX-8 up to WSID for Grudge Kings and ran a new personal best 7.33 at 191mph. Our 13B is performing better than ever. Thanks to FPV for the video of our 7.33 run. Team Promaz! A great feature on our RX-8 from FullBOOST which includes dyno footage and our new BilletPro plates.

Jamboreee 2017

Our PRO-RX8 ran amazingly well all weekend with a new best of 7.41 at 188mph. We improved all weekend with two 7.6 passes on Friday’s testing, followed by two 7.5 qualifying passes and three 7.4 passes on race day. Ross and Matty did very well over the weekend racing in the 289 classes. Ross’ famous RX-3 has startline traction issues … Read More

Calder testing

We took PRO-RX8 to Calder Park to test for the upcoming Jamboree. We immediately improved to a 7.73 at 181mph.

WSID testing

Matty took his Datsun ute up to Western Sydney Internal Dragway for Jamboree testing and drove away with a new personal best of 8.73 at 155mph. The car ran strong all day. Well done Matty! Matty is now looking forward to racing at Jamboree later this month at Willowbank Raceway in QLD.

JAP-808 into the tens

Marcos’ Mazda at Calder Park, the wagon had run a best quarter mile time of 11.1 thanks to a turbocharged 13B rotary import engine. Since then Marcos has upgraded the 13B to a later model and more durable S6 spec engine rebuilt by Promaz. Still using the same Garrett turbo and on pump unleaded, a slight boost increase has seen … Read More