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Integrated Engineering Phenolic 1.8T Large Port to Small Port Adapter Kit
Integrated Engineering Phenolic 1.8T Large Port to Small Port Adapter Kit

Integrated Engineering Phenolic 1.8T Large Port to Small Port Adapter Kit

Integrated Engineering
Ships from Supplier
SKU IEBAVA16
$127.99 - $127.99
$127.99
$127.99 - $127.99
$127.99
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We show live inventory for in-stock items. Products may sell out due to high demand but are restocked regularly. Out-of-stock items can still be ordered and usually arrive within a few weeks.

PRODUCT FEATURES

• Smooth transition between manifold and cylinder head port sizes
• Decreases intake temperatures and increases horsepower
• 12.5mm thickness decreases heat transfer drastically
• Easily install your IE Transverse 1.8T Intake Manifold on a small port head 
 

TECHNICAL DETAILS

IE's phenolic transition spacer for your 1.8T engine delivers a smooth transition when installing a large port intake manifold to a small port cylinder head. The 12.5mm heat resistant material also acts as a phenolic spacer greatly reducing intake air temperatures increasing power. Includes all new extended hardware and two new intake manifold gaskets.

FITMENT

Audi - TT 2000-2006 (MK1 - 8N) 1.8T 20V engines
Audi - A3 1996-2003 (MK1 - 8L) 1.8T 20V engines
Audi - S3 1996-2003 (MK1 - 8L) 1.8T 20V engines
VW - Golf 1999-2005 (MK4) 1.8T 20V engines
VW - GTI 1999-2005 (MK4) 1.8T 20V engines
VW - Jetta & Jetta GLI 1999-2005 (MK4) 1.8T 20V engines

This part also goes by the following cross reference.

Cross Reference Part Number:

Fits These Vehicles 44 applications
A3
Make Model Engine Years
Audi A3 Base 1.8 1998–1999
TT
Make Model Engine Years
Audi TT Base 1.8 2000–2006
Golf
Make Model Engine Years
Volkswagen Golf Base 2.0 2000–2002
Volkswagen Golf GL 1.9 1999–2003
Volkswagen Golf GL 2.0 1999–2005
Volkswagen Golf GL TDI 1.9 2004–2004
Volkswagen Golf GLS 2.0 1999–2005
Volkswagen Golf GLS 1.8 2000–2001
Volkswagen Golf GLS 1.9 2000–2003
Volkswagen Golf GLS TDI 1.9 2004–2004
Volkswagen Golf GTI 2.0 1999–2003
Volkswagen Golf GTI 2.8 1999–1999
Volkswagen Golf GTI 1.8 2004–2005
Volkswagen Golf GTI 1.8T 1.8 2002–2005
Volkswagen Golf GTI 337 1.8 2002–2002
Volkswagen Golf GTI GLS 1.8 2000–2001
Volkswagen Golf GTI GLS 2.0 2000–2000
Volkswagen Golf GTI GLX 2.8 2000–2001
Volkswagen Golf GTI VR6 2.8 1999–2005
Volkswagen Golf TDI 1.9 1999–1999
Volkswagen Golf Wolfsburg Edition 2.0 1999–1999
Jetta
Make Model Engine Years
Volkswagen Jetta 2.5 2.5 2005–2005
Volkswagen Jetta Base 2.0 1999–1999
Volkswagen Jetta CL 1.8 1999–1999
Volkswagen Jetta CL 2.0 1999–1999
Volkswagen Jetta GL 2.0 1999–2005
Volkswagen Jetta GL 1.8 2003–2005
Volkswagen Jetta GL TDI 1.9 2005–2005
Volkswagen Jetta GLI 2.8 2002–2004
Volkswagen Jetta GLI 1.8 2004–2005
Volkswagen Jetta GLS 2.0 1999–2005
Volkswagen Jetta GLS 2.8 1999–2002
Volkswagen Jetta GLS 1.8 2000–2005
Volkswagen Jetta GLS TDI 1.9 2005–2005
Volkswagen Jetta GLS Turbo 1.8 2000–2001
Volkswagen Jetta GLS VR6 1.8 1999–1999
Volkswagen Jetta GLS VR6 2.8 1999–2000
Volkswagen Jetta GLS Wolfsburg 2.0 2001–2001
Volkswagen Jetta GLX 2.8 1999–2003
Volkswagen Jetta GLX VR6 1.8 1999–1999
Volkswagen Jetta GLX VR6 2.8 1999–2002
Volkswagen Jetta TDI 1.9 1999–2005
Volkswagen Jetta Wolfsburg Edition 2.0 1999–1999
Volkswagen Jetta Wolfsburg Edition 1.8 2001–2001

Fitment data last updated: 2026-05-03