SPDZ1 Racing Test Pipes – Honda/Acura Applications

Unlock hidden horsepower with the SPDZ1 Racing Test Pipes, engineered from premium T304 stainless steel for strength, durability, and maximum performance. Designed as a direct replacement for the restrictive factory catalytic converter, these test pipes deliver a significant increase in exhaust flow, sharper throttle response, and improved overall engine efficiency.

Each unit is TIG-welded with heavy-duty flanges to ensure a leak-free seal and long-lasting reliability under the most demanding conditions. Unlike standard test pipes, the SPDZ1 design features slip-fit piping, giving you adjustability and versatility to accommodate various aftermarket header lengths and collector angles—perfect for serious tuners and racers running different setups.

Key Features:

• Material: T304 Stainless Steel for corrosion resistance and strength

• Construction: Precision TIG welding with thick, durable flanges

• Slip-Fit Piping: Adjustable for multiple header lengths & collector angles

• Improved Flow: Replaces restrictive OEM catalytic converter for max performance

• Dimensions:

  • Overall Length w/ Mid Section: 16.75"

  • Overall Length w/o Mid Section: 11.75"

• Inner Diameter: 2.5" for optimal exhaust flow

Vehicle Fitment:

• 1988–1991 Honda Civic / CRX

• 1992–1995 Honda Civic

• 1992–1997 Honda Del Sol

• 1996–2000 Honda Civic

• 1990–1993 Acura Integra

• 1994–2001 Acura Integra

Whether you’re building a track car, street machine, or show setup, the SPDZ1 Racing Test Pipes deliver the flow, strength, and adjustability needed to push your Honda or Acura build to the next level.