Welcome to Haag Performance



Meet Mike Haag

The Pro With A Big Heart

Following a long and successful tenure as Rebello Racing’s chief Spec Miata engine builder, mechanic Mike Haag has stepped out on his own. Mike is a 3rd generation Mazda engine builder and has been involved in racing with Mazda since 1974. Mike has produced many championship teams in these categories:

  • GT2

  • GT3

  • ITE

  • ITA

  • ITS

  • ITX

  • Pro 7 

  • E Production

  • Spec Miata

He also has a special interest in drag racing and is currently cooking up something new in the shop. 

Services available:

Build and Repair Rotary engines

Build and Repair Miata engines

Mazda Transmissions

Mazda Rear Ends

Chassis Dyno available (by appointment only)

Wide collection of Mazda parts available.

If you are looking for Mazda-related engine, transmission or differential work, give Mike a call for a quote.  Having been in the business for more than 35 years, he has the experience needed to achieve your goals be it successful weekend warrior or a National Championship.


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Shop Hours

Mon - Fri: 8am - 4:30pm 
Sat: By appointment only
Sun: Closed