SKU: POR.9861.PSC
Fabspeed Porsche 986 Boxster Primary Sport Catalytic Converters (1997-1999)
Replace factory restrictive catalytic converters on 1997-1999 Porsche 986 Boxster and Boxster S with Fabspeed high-performance units featuring HJS EMITEC technology. These converters deliver noticeable power increases, sharper throttle response, and a deeper Flat Six sports car exhaust note. Constructed for direct bolt-on installation worldwide, they save weight while ensuring emissions compliance without check engine lights.
Key Features
- Precise Fitment: Designed for all 1997-1999 Porsche 986 Boxster and Boxster S models globally with direct bolt-on replacement for stock cats
- Performance Gains: High-flow design improves horsepower, torque, throttle response, and enhances the signature Porsche sports car exhaust sound
- Weight Reduction: Lighter than factory units to reduce overall vehicle mass and improve handling dynamics
- Premium Construction: Built with genuine imported HJS EMITEC 200CPSI tri-metallic catalytic converters for maximum flow up to 90-93% of straight pipe performance
- Reliability Assured: OBD2 compliant with zero catalyst-related check engine lights guaranteed plus Fabspeed Lifetime Warranty coverage
Product Notes
- Use with factory OEM style muffler or any aftermarket system designed for Porsche OEM factory catalytic converters
- HJS converters maintain long-term durability, emissions scrubbing, and power without degradation common in other brands
- Securely packaged for protection during transit with handling for performance parts
Installation Notes
- Professional installation recommended.
- Simple DIY bolt-on process requires basic tools and no modifications to vehicle
- Compatible with stock hardware and mounting points for seamless integration
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1997 | Porsche | Boxster | Base |
| 1997 | Porsche | Boxster | S |
| 1998 | Porsche | Boxster | Base |
| 1998 | Porsche | Boxster | S |
| 1999 | Porsche | Boxster | Base |
| 1999 | Porsche | Boxster | S |
Why Choose Fabspeed?
- Exclusive North and South America importer and distributor for HJS Emissions Technology Germany for 20 years ensuring genuine components
- Street, Autobahn, and race-proven HJS EMITEC cats provide power, sound, and durability beyond OEM or bypass options
- All products backed by Fabspeed Lifetime Warranty with direct factory engineering for Porsche applications
Frequently Asked Questions
- Q: Will these fit 1997-1999 Boxster S models?
A: Yes, direct bolt-on fit for all 986 Boxster Base and S worldwide with no modifications needed - Q: What material are the catalytic converters made from?
A: High-grade HJS EMITEC tri-metallic 200CPSI cores imported from Germany for emissions control and high-flow performance - Q: Does this product come with a warranty?
A: Backed by Fabspeed Lifetime Warranty covering defects and performance guarantees including no check engine lights
Shipping & Handling
- Method: UPS Ground / FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Securely boxed 24 x 12 x 12 inches
- Weight: 10.5 lbs





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