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Mishimoto BMW E46 INTAKE BOOT KIT (323I / 325I / 328I), 1999–2005

Designer: Mishimoto

$129.00 $175.00

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  • Direct fit for the 1999–2005 BMW 323i / 325i / 328i
  • Fits with stock intake, or Mishimoto BMW E46 Performance Air Intake
  • Replaces worn out or cracked intake boots
  • Silicone construction for added durability and long service life
  • 2-piece design with CNC connector provides a quick and easy installation
  • 2-piece design with CNC connector provides a quick and easy installation
  • Installs in under 1 hour
  • Available in black, blue, or red
  • Mishimoto lifetime warranty


Need a solution to your old and cracked rubber intake boots, which will last the life of your car? Look no further than the Mishimoto two-piece silicone E46 intake boot kit for your E46 BMW 323i, 325i, or 328i. These E46 intake boots are made from a combination of high-grade silicone and heat-resistant embedded fibers for a high-quality replacement kit for your stock rubber hoses. Available in black, blue, or red, Mishimoto silicone hoses retain stock fitment while providing increased pressure tolerance for the ultimate upgrade in performance and style. Mishimoto designed this E46 intake boot as a two-piece system that allows for an easy installation, while maintaining the original positioning of the stock airbox and mass airflow sensor. These BMW E46 intake boots are 100% direct fit with no cutting or any additional modifications, and include all of the necessary hardware and clamps. These intake hoses will also work perfectly with the Mishimoto BMW E46 Performance Air Intake! And like all of our BMW performance parts, the E46 intake boot kit comes with the Mishimoto Lifetime Warranty.



Mishimoto Automotive (“Mishimoto”) warrants its products under this lifetime limited warranty policy (“Warranty Policy”). This Warranty Policy applies solely to: (i) Mishimoto Products purchased directly from Mishimoto or Mishimoto authorized dealers (each a “Mishimoto Product” and collectively, the “Mishimoto Products”) and (ii) the original purchaser of such Mishimoto Product (“Purchaser”). This Warranty Policy is non-transferable and all claims under this Warranty Policy must be accompanied by the original sales receipt. The terms and conditions of this Warranty Policy are subject to change by Mishimoto at any time without notice.

For our complete warranty policy, please click here


  • MaterialSilicone
  • Exterior MaterialSilicone
  • Purchase Includes(1) Silicone Lower Hose
  • (1) Silicone Upper Hose
  • (2) 70–90mm Worm-Gear Clamps
  • (2) 80–100mm Worm-Gear Clamps
  • (1) 30–45mm Worm-Gear Clamp
  • (1) CNC Aluminum Junction Coupler
  • Mishimoto Lifetime Warranty
  • Note22 in-lbs (2.5N*M) recommended for all worm-gear clamps.
  • These clamps have an operating range of 18-27 in-lbs 2-3N*M.
  • Do not exceed the maximum torque rating of 27 in-lbs (3N*M).
  • Interior MaterialHeat-Resistant Embedded Fibers
  • Chassis CodesE46
  • Also Fits1999–00 BMW 328i (E46, all bodies) 
  • 2001–05 BMW 325i (E46, all bodies)
  • Engine CodesM52
  • M54
  • Outer Diameter3.25"–3.70" (83mm–94mm)
  • Max Temp330°F
  • Inner Diameter3.00"–3.25" (75mm–83mm)



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