Low-Mileage 2003–2008 Acura TSX K24A 2.4L RBB-3 DOHC VTEC JDM Engine for Sale – Backed by 90-Day Warranty | J-Spec Auto

Looking to upgrade or replace your engine with a high-quality, reliable JDM powerplant? J-Spec Auto brings you a low-mileage 2003–2008 Acura TSX K24A 2.4L RBB-3 DOHC VTEC engine, imported directly from Japan. This premium JDM engine is fully compression tested, inspected, and backed by our industry-leading 90-day start-up warranty, giving you peace of mind and unbeatable value.

This K24A RBB-3 engine is a direct replacement for U.S. domestic market Acura TSX models (2004–2008) equipped with the K24A2 engine. With its DOHC VTEC technology, the K24A delivers excellent mid-range torque and high-end power, making it a popular choice for both OEM replacements and engine swap projects in the Honda/Acura community.

At J-Spec Auto Sports, we specialize in JDM engines, JDM transmissions, and high-performance parts. Our engines are hand-selected and sourced from trusted suppliers in Japan. We ensure each unit is inspected for quality and functionality before shipping, and we provide full engine documentation with every order.

Key Features:

• Genuine JDM K24A RBB-3 2.4L DOHC VTEC engine

• Fits 2004–2008 Acura TSX (K24A2 replacement)

• Low mileage (est. 45k–65k miles from Japan)

• Fully compression and leak-down tested

• Clean, rust-free long block

• Includes intake manifold, exhaust manifold, injectors, coil packs, sensors (as shown)

• Backed by a 90-day start-up warranty

• Shipping available across the U.S. and Canada

Why Choose J-Spec Auto?

As a trusted leader in JDM engine imports, J-Spec Auto offers top-tier JDM parts and transmissions for Honda, Acura, Subaru, Nissan, Toyota, and more. With years of experience, an expert team, and a strong reputation for customer service, we’re your one-stop shop for authentic Japanese performance engines.

Browse our selection of JDM K-series engines, including K20A, K24A, and more at J-Spec Auto. Whether you’re restoring a TSX, building a swap project, or just need a reliable replacement engine, this K24A RBB-3 VTEC engine is the perfect choice.