Britalman Exhaust Specifications
2004 - 2007 645Ci / 650Ci
(fits both European and US spec models):
• Britalman exhaust tip diameter: 4.5".
• Angled tip, molded, double wall design, and polished.
• Offered in two different configurations, full catback system or
rear-sections only. Catback system is complete bolt-on.
• 95 decibel sound level. (Conforms to CA state law decibel levels).
• Rear sections are slip-fit / bolt-on combo configuration.
• Dyno charted HP and Torque gains.
• Stock 6-series Exhaust weighs 85 lbs.
Britalman Catback System weighs only 68 lbs.
• Improved throttle response.
• Entire system is fully polished.
• 2.25" (56mm) tubing.
• 6" x 10" oval muffler (15" long) - 150mm x 250mm x 375mm.
• Laser engraved Britalman logo on top of the tips and also on
the bottom of each muffler.
• Material - T304 stainless steel, with full-luster high polish.
• Muffler core is wrapped with 0.25" stainless steel wool and
packed with 1200 degree fiberglass.
• Compatibility with OEM mounting points.
• Lowered engine bay temperature.
• Lifetime Warranty (see details below).
• Made in California, USA.
• Proven Gains of 7.10 HP / 10.39 TQ