Exhaust› Headers, Manifolds and Components

Rapid Spool

J2 Engineering Top-Mount Tubular Turbo Manifold

$182.77

SKU: TM-E30-S

Special Order
Free Shipping over $200
$100 Minimum Order
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Overview

The J2 Engineering TM-E30-S is a top-mount tubular turbo manifold designed for 1986-1991 BMW E30 models with M20 2.5L or 2.7L engines. It features a high-performance racing design constructed from T-304 polished stainless steel alloy for strength and durability. The tubular design includes equal runners to ensure equivalent exhaust flow rate from each cylinder, with computerized mandrel-bending to maximize airflow smoothness.
Show original supplier description
The J2 Engineering TM-E30-S turbo manifold is engineered for high-performance applications, specifically for 1986-1991 BMW E30 vehicles equipped with M20 2.5L or 2.7L engines. The manifold's tubular construction with equal runners promotes an equivalent exhaust flow rate from each cylinder, while computerized mandrel-bending optimizes airflow smoothness. The TIG-welded CNC machined flange provides resistance against cracking and wear, aiming to increase engine exhaust output and efficiency. It features a standard T3/T4 turbo flange configuration. This product is explicitly intended for closed-course race or competition use only. Its installation or use on public roadways, including highways, is illegal nationwide under the Federal Clean Air Act and may be restricted by CARB and EPA regulations. Purchasers must confirm local laws and regulations regarding compliance for emission-related performance parts. The sale, offer for sale, or installation of this product may be illegal for street use.

Product descriptions are provided by our supplier partners and may not always be perfectly accurate. Not sure this fits? or call (760) 282-4645 and we’ll verify before you order.

Fitment

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Specifications

BrandRapid Spool
Part NumberTM-E30-S
CategoryExhaust

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