bgm PRO Lambretta Sport Big Box suitable for the Simonini Mini Evo cylinder on the Killercase from MMW.

The alternative to the TSR Evo exhaust. Perfectly suited to the Simone thanks to the still early torque and ultra-harmonious power curve.

Based on the Big Box V4 but has a 25 mm diameter outlet for thermal relief and a rear silencer hidden under the engine for a pleasant and balanced sound.

This makes the Big Box Sport the most powerful Big Box system ever made by bgm.
The proven features of the Big Box V4 have of course been adopted:
  • Brazed mounts
  • Bracket plates doubled up
  • Revised insulation
  • Quiet
  • Larger volume of exhaust body
  • Exhaust, Manifold and body spring-mounted
  • Reinforced at all neuralgic points
  • Suspension as on the racing exhaust for perfect and tension-free assembly
  • Disassembly without having to remove the right footboard or cylinder cover
  • The scope of delivery includes all parts required for assembly.AI-translation

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