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SKU: POR.911.RSRWH32
Fabspeed Porsche 911 Carrera RSR Header Muffler Kit (1976-1989)
This complete headers-back exhaust system delivers loud aggressive CUP car sound with dual outlets for 1976-1989 Porsche 911 Carrera models. Free-flowing RSR long-tube headers flow into the Maxflo performance muffler for huge volume increase over stock. Dyno testing shows peak curve gains of 17 whp and 13 ft-lbs torque at 3900 RPM plus maximum gains of 12 whp and 11 ft-lbs torque.
Key Features
- Power Gains: Peak curve increases of 17 whp and 13 ft-lbs torque at 3900 RPM with maximum gains of 12 whp and 11 ft-lbs torque across the powerband
- Sound Profile: Loud aggressive CUP car exhaust note from free-flowing headers into Maxflo muffler for massive volume boost over factory system
- Weight Savings: Reduces rear weight by 23 lbs depending on exhaust and tip options selected
- Construction: Built from 14-16 gauge T304 stainless steel with CNC mandrel bending and RSR long-tube headers featuring equal-length primaries plus F1-style 3-into-1 pyramidal merge collectors
- Installation: Bolt-on design includes all hardware and gaskets with no cutting or welding needed for DIY fitment
- Options: Add heat exchanger Sport Cats tips or muffler bypass pipes for non-Sport Cat setups to boost power sound and savings further
- Warranty: Covered by Fabspeed Lifetime Warranty on all performance products
Product Notes
- Requires slight modification to factory rear bumper for proper fitment of dual outlets
- After initial heat cycle tighten all exhaust bolts to OEM torque specs for header seal
- Optional muffler bypass available only for non-Sport Cat configurations
Installation Notes
- Professional installation recommended.
- Slight rear bumper modification required for second outlet clearance
- Includes all required hardware gaskets and bolts for direct bolt-on compatibility
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1976-1989 | Porsche | 911 | Carrera |
Why Choose Fabspeed?
- Proven track record in Porsche performance exhaust since 1987
- Dyno-tested gains backed by real-world data
- Precision engineering with T304 stainless steel for durability and fit
Frequently Asked Questions
-
Q: Which Porsche 911 models does this fit?
A: Designed for all 1976-1989 Porsche 911 Carrera vehicles including 3.0L models with direct bolt-on installation -
Q: What materials are used in construction?
A: High-quality 14-16 gauge T304 stainless steel tubing CNC mandrel bent with investment cast 3-into-1 collectors -
Q: What warranty coverage applies?
A: All Fabspeed products including this kit carry the Fabspeed Lifetime Warranty against defects
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Securely boxed dimensions 48in x 16in x 16in
- Weight: 35 lbs
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