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SKU: POR.911T.SCMBE
Fabspeed 911 Turbo 930 Sport Muffler Bypass Exhaust System with Catalyst (1976-1989)
This Fabspeed single outlet muffler bypass exhaust system replaces the factory muffler on Porsche 911 Turbo 930 models from 1976 to 1989. It features a high flow HJS sport catalytic converter for improved exhaust flow while maintaining emissions scrubbing to avoid check engine lights. Drivers gain noticeable increases in horsepower and torque plus substantial weight savings over the heavy OEM muffler.
Key Features
- Precise Fitment: Designed for all Porsche 911 Turbo 930 vehicles from 1976 to 1989 with direct bolt-on installation using factory mounting points
- Performance Gains: Delivers higher horsepower and torque through freer flowing 3.0 inch mandrel bent tubing and HJS catalytic converter flowing 93-95 percent of straight pipe volume
- Weight Reduction: Lighter than the bulky factory muffler system for better handling and acceleration
- Premium Finish: Includes Deluxe Oval Style Tip in polished chrome plus complete 14-16 gauge T304 stainless steel construction for durability and corrosion resistance
- HJS Catalytic Converter: Imported German unit made from high grade materials for long lasting performance and straight pipe sound without rapid deterioration
Product Notes
- Fabspeed Motorsport does not condone use of emission defeat devices on public streets. This product removes OEM catalysts and includes a high flow sport catalytic converter for closed track and off-road use only
- Check local state and federal laws before purchase and installation. All risks borne by end user and installer
- Product weight 18 lbs. Securely packaged to prevent damage during transit
Installation Notes
- Professional installation recommended.
- Bolts directly to factory headers and mid-pipe with provided hardware. No cutting or welding required
- Compatible with OEM hangers and mounts. Allows retention of factory heat shields if present
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1976-1989 | Porsche | 911 | Turbo (930) |
Why Choose Fabspeed?
- Backed by Fabspeed Lifetime Limited Warranty on all performance products
- Uses premium HJS German catalytic converters for reliable emissions control and flow
- CNC mandrel bent T304 stainless steel tubing ensures perfect fit and leak-free performance
Frequently Asked Questions
-
Q: Will this fit my 1985 Porsche 911 Turbo 930?
A: Yes it fits all 1976-1989 Porsche 911 Turbo 930 models including Turbo Carrera variants with no modifications needed -
Q: What material is used in construction?
A: Full 14-16 gauge T304 stainless steel tubing at 3.0 inch 76.5mm diameter with polished chrome tip for lasting shine and strength -
Q: What warranty coverage applies?
A: Covered under Fabspeed Lifetime Limited Warranty against manufacturing defects when installed professionally
Shipping & Handling
- Method: UPS Ground or FedEx
- Availability: In stock - ships same or next business day
- Packaging: Custom reinforced box 50 x 14 x 14 inches
- Weight: 25 lbs shipping weight
Fabspeed
Fabspeed Motorsport is a Pennsylvania-based performance parts manufacturer that specializes in exhaust systems, sport catalytic converters, headers, downpipes, intake systems, and carbon fiber components engineered specifically for exotic and high-performance European sports cars including Porsche, Ferrari, Lamborghini, McLaren, BMW M, and Audi R8. Every Fabspeed product is TIG-welded from aerospace-grade stainless steel or titanium in the USA, dyno-tested for measurable power and sound improvement, and designed as a direct bolt-on replacement that preserves the factory catalytic converter monitoring system or provides an explicit sport cat solution for emissions-compliant upgrades. Exotic car owners who have already maximized software and cosmetic modifications choose Fabspeed exhaust systems because the brand's specialty focus on a narrow range of platforms produces fit quality and sound character that universal exhaust manufacturers cannot achieve. The brand's XperTune ECU calibr...
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