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There is a Vortex Valve™ for every engine, everywhere.

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Every day you go without a Vortex Valve™ is throwing money away.

BMW 528i 1998 Vortex Valve™ Installation

1998 BMW 528i. A BEAUTIFUL MACHINE. THE OWNER SAID, "OH YEAH." THIS SILVER BULLET HAS MORE LOW END PUNCH AND JUST KEEPS GETTING BETTER FROM THERE UP. WE GAVE IT MORE HORSES WITH A VORTEX VALVE™.

1998 BMW 528i. A BEAUTIFUL MACHINE. THE OWNER SAID, "OH YEAH." THIS SILVER BULLET HAS MORE LOW END PUNCH AND JUST KEEPS GETTING BETTER FROM THERE UP. WE GAVE IT MORE HORSES WITH A VORTEX VALVE™.

See our complete list of Model Years for the BMW 528i in the Vortex Valve™ Online Catalog

  • BMW 528i 1998 view 1
  • BMW 528i 1998 view 2
  • BMW 528i 1998 view 3

UNDER 5 MINUTE INSTALL ON A BMW 528I 1998

Increased Torque
Big Power
Improved Mileage
Only $69.95 US

Installing a Vortex Valve™ on your BMW 528i 1998 is as easy as 1,2,3.

BMW 528i 1998 install step 3 Make sure the engine is off. Always wear gloves when working on machinery that is not running. We will be doing our Vortex Valve™install on the right side of the engine as you look at it from the front.


Step 1

BMW 528i 1998 install step 3 Using a flathead screwdriver we loosened the second clamp, leaving a section of flexible air intake duct still secured the throat of the manifold


Step 2

BMW 528i 1998 install step 3 There are two clips at the other end of the duct section we are working on. One on each side. Using the flat head screwdriver, pop the clips open and push the section towards the firewall. Move it out of the way by turning it slightly counter clockwise to give you access to the section of the air intake duct that is clamped to the throat of the manifold.


Step 3

BMW 528i 1998 install step 3 Install a 4309-5C Vortex Valve™in the section of flexible air intake duct still secured the throat of the manifold. The flat side always faces the engine. Reconnect the center piece of the air intake duct, tighten the clamp closest to the firewall and snap the clips back into place on the sides towards the front of the section You are ready to surprise some people ... including yourself. On the open road or in wall-to-wall traffic you've got more torque and power and response plus increased mileage too.


Savings

Guarantee

Your Vortex Valve(s)™ will be on its way to you within 7 working days. There are a few special applications and these may take a week or two longer. Your Vortex Valve™ is 100% guaranteed against any defects in workmanship and materials. Your Vortex Valve™ is made in the USA with high quality stainless steel that's made here too.

Air Synergy Labs, Inc offers a Lifetime replacement guarantee on workmanship and any manufacturer defects as long as you own the vehicle on which it is installed.