BMW M47/M57 Intake Manifold Swirl Flap Delete Plug Set – 22mm

For BMW diesel enthusiasts who want to eliminate swirl flaps for peace of mind, this CNC-machined aluminum plug set replaces the factory swirl flaps in the intake manifold. Built for reliability and a clean install, it’s the go-to solution for pre-2004 M47 and M57 engine owners looking to protect their engine without triggering warning lights.

Fitment

• M47N / M47TU / M47TUD20 110 kW (148 KM) 330 Nm
  • E46 320d/318d (2001–2005)
  • E83 X3 2.0d (to end of 2006)
• M57 / M57D25 (from 2000) 122 kW (164 KM) 350 Nm
  • E39 525d (2000–2003, automatic transmission only)
• M57 / M57D30 (from 1998) 184 KM (135 kW; 181 KM) 390 Nm
  • E39 530d (automatic transmission only)
  • E46 330d / 330xd (automatic transmission only)
• M57 / M57D30 (from 1998) 184 KM (135 kW; 181 KM) 410 Nm
  • E38 730d (automatic transmission only)
  • E53 X5 3.0d
• M57 / M57D30 (from 1998) 193 KM (142 kW; 190 KM) 410 Nm
  • E38 730d
  • E39 530d
• Note: 22mm end caps are generally for cars manufactured up to 2004; exceptions may exist.

Material & Construction

• CNC machined from aluminum (PA6)

Technical Specifications

• Cap diameter: 22mm
• Hole spacing: 35mm
• Mounting hole diameter: 4.5mm

What’s Included

• Set of intake manifold end caps (plugs) for swirl flap delete

Installation Notes

• Designed to replace swirl flaps in the intake manifold; professional installation recommended for best results.
• No check engine light triggered after installation.

FAQ

• Will this set fit my car if it was built after 2004?
  22mm caps are generally for cars up to 2004, but there may be exceptions; check your manifold or consult a BMW specialist for confirmation.
• Do I need to modify anything else to install these plugs?
  No additional modifications are required beyond removing the factory swirl flaps and installing the supplied plugs.
• Will installing these cause a check engine light?
  No, installation does not trigger a check engine light.

BMW M47/M57 Intake Manifold Swirl Flap Delete Plug Set – 33mm

If you own a later BMW diesel and want a robust solution to eliminate swirl flaps, this 33mm CNC-machined aluminum plug set is built for the job. Designed for post-2004 M47 and M57 engines, it delivers a secure, leak-free seal and peace of mind for daily drivers and high-mileage builds alike.

Fitment

• M47TU2D20 (from 2004) 120 kW (161 KM) 340 Nm
  • E60/E61 520d
  • E87 120d
  • E90/E91 320d
  • E83 X3 2.0d (after 2006)
• M57N / M57TU / M57TUD25 (from 2004) 177 KM (130 kW; 175 KM) 400 Nm
  • E60/E61 525d
• M57N / M57TU / M57TUD30 (from 2002) 204 KM (150 kW; 201 KM) 410 Nm
  • E46 330d / 330Cd / 330xd
  • E83 X3 3.0d
• M57N / M57TU / M57TUD30 (from 2002) 218 KM (160 kW; 215 KM) 500 Nm
  • E53 X5 3.0d
  • E60/E61 530d / 530xd
  • E65 730d
• M57N / M57TU / M57TUD30 (from 2002) 272 KM (200 kW; 268 KM) 560 Nm
  • E60/E61 535d
• M57N / M57TU / M57TUD30 (from 2002) 231 KM (170 kW; 228 KM) 500 Nm
  • E90 / E90LCI / E91 / E91LCI / E92 / E93 335d
• M57N / M57TU / M57TUD30 (from 2002) 286 KM (210 kW; 282 KM) 580 Nm
  • E90 / E90LCI / E91 / E91LCI / E92 / E93 335d
• M57TU2D30 (from 2007) 197 KM (145 kW; 194 KM) 400 Nm
  • E90 / E91 / E92 325d
  • E60 / E61 525d / 525xd
• M57TU2D30 (from 2007) 231 KM (170 kW; 228 KM) 500 Nm
  • E65 730d
  • E90 / E91 325d
  • E90 / E91 330d / 330xd
• M57TU2D30 (from 2007) 235 KM (173 kW; 232 KM) 500 Nm
  • E60 / E61 / E70 / E71
• M57TU2D30 (from 2007) 286 KM (210 kW; 282 KM) 580 Nm
  • E60 / E61 535d
  • E70 X5 3.0sd
  • E71 X6 xDrive35d
  • E83 X3 3.0sd
  • E90 / E91 335d
• Note: 33mm end caps are generally for cars manufactured from 2004; exceptions may exist.

Material & Construction

• CNC machined from aluminum (PA6)

Technical Specifications

• Cap diameter: 33mm (see fitment note)
• Hole spacing: 35mm
• Mounting hole diameter: 4.5mm

What’s Included

• Set of intake manifold end caps (plugs) for swirl flap delete

Installation Notes

• Designed to replace swirl flaps in the intake manifold; professional installation recommended for best results.
• No check engine light triggered after installation.

FAQ

• How do I know if my car needs the 33mm or 22mm plugs?
  Generally, vehicles manufactured from 2004 use 33mm plugs, but exceptions exist; check your intake manifold or consult a BMW specialist.
• Will these plugs work with both manual and automatic transmissions?
  Check the fitment list above for transmission-specific notes on certain models.
• Will installation cause any warning lights?
  No, installation does not trigger a check engine light.