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  1997-1999.5 Audi A4 Quattro B5 1.8t  


Engine — Engine — Turbo Upgrades — Air Filter — Motor Mounts — Bypass Valves — Spark Plugs — Turbo Inlet — Silicon Hose Upgrade


 Part #  Description  Price
 Engine
33.2125 
K&N PANEL AIR FILTER - AUDI A4/S4,A6,ALLROAD, PASSAT B5
33.2125
K&N PANEL AIR FILTER - AUDI A4/S4,A6,ALLROAD, PASSAT B5
K&N panel air filters install easily into your factory airbox. The K&N filter is a permanent, high performance filter that can be cleaned, re-oiled, and used many times over. These low restriction air filters allow the engine to breath more freely, which means better throttle response and approximately 1-3HP gained throughout the rev range....
$48.00
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078.133.534 
Bosch/NEUSPEED Fuel Pressure Regulator - Audi A4 / Passat B5 1.8T
078.133.534
Neuspeed Bosch/NEUSPEED Fuel Pressure Regulator - Audi A4 / Passat B5 1.8T
If you have a 1 bar or higher chip in your 1997-99 A4 1.8T or 1998-99 Passat 1.8T, our 5-bar fuel pressure regulator will give you the extra fuel delivery you need for high RPM/load operation.  We modify a new factory Bosch regulator to increase the line pressure....
$84.95
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 Turbo Upgrades
48.10.02 
K04 225+ HP Turbo Kit - Audi A4 / Passat B5 1.8T
48.10.02
Neuspeed K04 225+ HP Turbo Kit - Audi A4 / Passat B5 1.8T
Want to add more muscle to your 1.8T without paying an arm & a leg?  The heart of our 1.8T turbo upgrade kit is the higher output K04 turbo, manufactured by BorgWarner Turbo Systems, the original equipment supplier to Audi and VW.  NEUSPEED includes a high performance P-Chip that raises boost to 15psi, and remaps the ignition timing and air/fuel ratio functions.  The rev-limiter and top speed governor are also...
$1,899.95
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 Air Filter
99.5000 
K&N CLEANING KIT - FOR ALL K&N AND P-FLO FILTERS
99.5000
K&N CLEANING KIT - FOR ALL K&N AND P-FLO FILTERS
If you have a cotton-gauze K&N panel filter or cone filter (as found in the NEUSPEED P-Flo kits) this cleaning kit allows you to clean and re-oil your filter to restore its performance. Includes a 6.5oz spray bottle of filter oil, and a 12oz bottle of filter cleaner....
$14.95
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 Motor Mounts
GS.SNUB 
Snub Mount
GS.SNUB
Greedspeed Snub Mount
This mount enhances upshifting and downshifting, reduces driveline shock, and helps power transfer by taking up excess drivetrain slack...
$12.95
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 Bypass Valves
06A.145.710.N 
TT Bypass Valve
06A.145.710.N
VW.OEM TT Bypass Valve
If you own any Audi A4 1.8T or VW Passat 1.8T, or a Golf, Jetta or Beetle 1.8T built prior to 2002, you should upgrade your factory bypass valve to the latest version offered by Volkswagen. This bypass valve, known as the '710N', has a 14.4 lb spring inside versus an 8.8 lb spring found in the earlier G/J/B models and in all years of the Audi A4 and VW Passat. The 1.8T bypass valve is responsible for recirculating the pressurized intake air when...
$53.95
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FMCL007 
Fast Road Closed Loop Diverter Valve
FMCL007
Fast Road Closed Loop Diverter Valve
Fitment Guide
  • All VAG 1.8T engines
  • All VAG 2.7 Bi-Turbo engines

    Made from billet aluminium, this recirculating diverter valve dumps the charge-air back into the air intake system keeping external noise to a minimum. This increases both quicker throttle response and higher clamping load to maintain boost pressure more reliably.

  • ...
    $150.00
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     Spark Plugs
    IK.22 
Denso Iridium Spark Plug -Set of 4
    IK.22
    Denso Iridium Spark Plug -Set of 4
    Denso's new hi-performance spark plug utilizes iridium for its center electrode, a material six times harder and eight times stronger than platinum.  Denso created the world's smallest center electrode tip (a mere 0.4mm) for maximum firing performance and reduced voltage saturation.  A special tapered tip on the U-grooved ground strap contains the spark inside the gap, enabling it to develop into a hotter flash front for improved...
    $47.80
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    14F6DTU(4) 
Beru Ultra Spark Plugs
    14F6DTU(4)
    Beru Beru Ultra Spark Plugs
    Beru Ultra DTU — the Decision of Automotive Manufacturers Under the name Beru , Beru offers a wide range of quality spark plugs for a large number of different engines and applications, these spark plugs are also often used in OEM.

    Beru Ultra — environmentally friendly and dependable.

    Technical Features
    Optimal, environmentally friendly combustion: saves fuel and protects the catalytic converter...
    $24.00
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     Turbo Inlet
    48.02.44 
Xtreme 1.8T Turbo Intake Hose AUDI A4 1997-03 / PASSAT 1998-05
    48.02.44
    Xtreme 1.8T Turbo Intake Hose AUDI A4 1997-03 / PASSAT 1998-05

    Designed as a direct replacement for your turbo inlet hose that leads air into the turbocharger, NEUSPEED's high flow design flows more freely for better throttle response, less turbo lag, and more horsepower.  The kit consists of the new Xtreme intake hose, specially machined billet Xtreme velocity adapter, and new hose clamps. 

    The Xtreme intake hose is full size, 70mm at the MAF and 58mm at the turbo...

    $299.95
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     Silicon Hose Upgrade
    FMA4B5IND 
Forge Uprated Silicone Intake Hose - B5 1.8T
    FMA4B5IND
    Forge Uprated Silicone Intake Hose - B5 1.8T
    This Uprated Silicone Intake Hose is suitable for the Audi A4 or VW Passat with the B5 chassis. The engines that these are suitable for are those coded AEB, ATW, AWM, AVJ....
    $190.00
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