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FABSPEED MOTORSPORT | Ferrari 348 Headers & Sportcats ()
  • FABSPEED MOTORSPORT | Ferrari 348 Headers & Sportcats
  • Replaces the restrictive factory cats with high-performance HJS Racing sport cats for maximum performance and sound
  • Fabspeed's Sport Catalytic Converters for the Ferrari 348 offers significant performance increases and weight savings vs. the factory system
  • We use HJS 200 cell catalysts which are tri-metallic. HJS cores are produced by Emitec, a Tier 1 supplier to almost every European automobile manufacturer, and completed by HJS in house to exact specs. HJS produces everything from catalysts for extreme racing use, FIA approved, to Euro 6 compliant direct replacement catalytic converters. We take pride in using HJS catalysts and we're the leader in utilization and sales in the US and second largest in the world!

Ferrari 348 Sport Catalytic Converters


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HP (whp)
TQ (ft/lbs)
WT (lbs)

Product Details:

Replaces the restrictive, failure prone factory catalytic converters with Fabspeed's high-performance HJS 200 Cell Tri-Metallic sport cats for maximum performance and sound                                                       



  • Fits all Ferrari 348 vehicles (1989-1995)
  • Improves horsepower and torque by 11 whp and 12 ft-lbs
  • Saves weight from the vehicle versus factory restrictive cats
  • Constructed with Fabspeed-proprietary 200-cell HJS high-flowing catalytic converters using T304L stainless steel
  • Direct replacement for stock cats
  • Simple bolt-on installation
  • All Fabspeed performance products are backed by the Fabspeed Lifetime Limited Warranty
NOTE: Fabspeed’s 200-cell high-flow catalytic converters are not C.A.R.B. certified and are for Off-Road Use ONLY in the state of California

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