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Muffler, B&B, 4.5" Twin Rolled Edge Tips, For 911® (930) Porsche®, 1976-1989

Muffler, B&B, 4.5" Twin Rolled Edge Tips, For 911® (930) Porsche®, 1976-1989

Part #:
$1,001.99 ea.
  Alt Part #:
Ships direct from manufacturer. Allow additional time for delivery.
1976 thru 1989
See applications below for exact details.
Shipping Note:
This item has additional shipping charges due to heavy weight or oversize dimensions.

Select a vehicle above or use application chart below to ensure this part fits your vehicle.
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  • 48 Rear Wheel Horsepower
  • 800 RPM Turbo Lag Decrease
  • Porsche Performance Sound
  • Complete Kit Includes All Hardware

All Billy Boat Performance Exhaust systems are designed and tested by professional Indy car driver and company owner, Billy Boat. Each B&B muffler is crafted in-house with years of racing and street development invested into its design. Each system is tuned to match its application for the best possible performance gain and sound quality combination. With an in-house dyno facility and R&D staff, B&B is on top of current vehicle trends and delivers products that fit and perform to an unsurpassed level of standards.Please note: B&B Mufflers and Headers are sold separately.


Make / Model Series Body Notes Year
PORSCHE 911 (930) 1976, 1977
PORSCHE 911 (930) 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989