Audi / VW 1.8T - Topmount T25 - Stainless Steel

48mm OD 3mm Tube Thick Stainless Steel T-25 - SS304 Top Mount Turbo Exhaust Manifold 

Upgrade your turbo system with this high-performance T3 Turbo Manifold, specifically engineered for 1.8T front-wheel-drive (FWD) applications. Designed for a direct bolt-on fit, this manifold combines durability, efficiency, and precise craftsmanship to support your turbocharged build.

Application Compatibility

Volkswagen

1999–2004 Jetta (FWD)

1999–2004 Golf / GTI (FWD)

Audi

1999–2004 A4 (FWD only)

Specifications

Outer Diameter: 48mm

Wall Thickness: 3.0mm

Wastegate Port: 38mm.  flange port for external wastegate

Turbo Flange: T25 flange for standard T25 turbochargers

Flange Thickness: 10mm laser-cut steel for maximum strength and precision

Build Quality

Welding: Professionally TIG welded inside and out

Double-sided welding on flanges and high-stress areas for enhanced durability

Installation & Accessories

Fitment: Direct bolt-on installation—no modifications required

Included: Bolts and gasket for a complete install

Performance Highlights

Built to withstand high temperatures and pressures in performance applications

Engineered for improved exhaust flow and turbo response

Precision design ensures a reliable seal and long-term durability

Perfect for street or track setups, this turbo manifold delivers solid performance and a secure, OEM-like fit for your 1.8T FWD build.