Dinan Full Exhaust System - BMW X (2018-2025)
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Dinan Full Exhaust System - BMW X (2018-2025)

Dinan Full Exhaust System - BMW X (2018-2025)

Brand Dinan Reference D660-0099-BLK
Brand
Dinan full exhaust system for BMW X4 M40i (2019-2025), BMW X3 M40i (2018-2024). Stainless steel - Black Tips - G01/G02. Max gain +6 @ 6600 RPM hp. Direct bolt-on fitment
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Available from the manufacturer 24+ in stock at factory
Expected delivery to you on Oct 29, 2026
This lead time is an estimate and may change due to circumstances beyond our control

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Cat-Back Exhaust Dinan - BMW X (2018-2025): Part No. D660-0099-BLK

Technical specifications

  • Details: Stainless steel - Black tips - G01/G02
  • Body material: T304 Stainless steel clamps
  • included: Yes
  • Exhaust tip, intercooled: No outlet
  • Material:
  • Stainless steel exhaust tip quantity: 4
  • Resonating exhaust tip: No
  • finish: Brushed
  • Grade type:
  • Performance Brackets included: Yes
  • Estimated installation time (h): 2.3
  • Material: T304 Stainless steel
  • Max power gain (hp): 6 @ 6600
  • RPM Max torque gain (lb-ft): 5 @ 6600 RPM
  • Pipe material: T304 Stainless steel
  • Part type: Cat-Back
  • Exhaust tip finish: Black ceramic coated

Key points

  • Max gains of +6 hp and +5 lb-ft of torque
  • Sound pleasantly louder and sportier with a pleasing octave tone
  • Drone-reduction technologies used to reduce cabin resonance
  • Dual-wall 3.75 in (95 mm) quad tips, black ceramic coated, clamp-on with laser-engraved Dinan logo
  • Larger diameter piping for higher flow (83 mm vs. 80 mm)
  • Factory resonator/collector removed to increase volume
  • 7 lb lighter than the stock system (60 lb vs. Dinan: 53 lb)
  • 100% 304 stainless steel construction
  • Factory valve functionality retained; quieter or louder from the same exhaust
  • Direct bolt-on fitment, no cutting or welding required

Vehicle fitment

  • BMW X4 M40i (2019-2025) BMW X3 M40i 3.0L 6-cylinder
  • (2018-2024) 3.0L 6-cylinder

Fitment and technical data provided by Dinan. Check compatibility on the Dinan website before ordering.

Produit mis à jour le: 2026-09-30 09:26:07