SPDZ1 K Series K20 K24 RH Race K-Swap 4-2-1 Ramhorn Header

SPDZ1 K Series K20 K24 RH Race K-Swap 4-2-1 Ramhorn HeaderSPDZ1 RH Race 4 2 1 Ramhorn Header K Swap K20 K24 (EG, EK, DC2, DA) Built for racers. Engineered for results. The SPDZ1 RH Race 4 2 1 Ramhorn Header is the ultimate long tube solution for serious K Swap builds. Whether youre pushing a high revving K20 or a torque heavy K24, this header is engineered to deliver unmatched throttle response, increased horsepower, and cleaner exhaust flow across the powerband all while maintaining proper fitment in your

SPDZ1 RH Race 4-2-1 Ramhorn Header – K-Swap K20 / K24 (EG, EK, DC2, DA)

Built for racers. Engineered for results.

The SPDZ1 RH Race 4-2-1 Ramhorn Header is the ultimate long-tube solution for serious K-Swap builds. Whether you’re pushing a high-revving K20 or a torque-heavy K24, this header is engineered to deliver unmatched throttle response, increased horsepower, and cleaner exhaust flow across the powerband — all while maintaining proper fitment in your EG, EK, or DC2/DA chassis.

Designed for serious performance and fabricated with race-grade materials, the SPDZ1 Ramhorn Header outclasses the competition with thicker flanges, improved welds, premium gaskets, and enhanced packaging protection — because quality matters from unboxing to redline.

Key Features:

• True 4-2-1 Tri-Y Ramhorn Design: Engineered for superior exhaust scavenging, torque delivery, and high-RPM power.
• Race-Proven Gains: Expect significant horsepower and torque increases, improved throttle response, and reduced backpressure.
• Precision TIG Welded 304 Stainless Steel: Built from 18-gauge mandrel-bent tubing with CNC-machined 0.38” flanges for a warp-resistant, leak-free seal.
• 2-Piece Slip-Fit Design: Makes install and maintenance fast and frustration-free — ideal for street or track swaps.
• True 2.5” Collector: Supports maximum flow for naturally aspirated or lightly boosted setups.
• Complete Hardware & Gasket Kit: Includes header gasket, donut gasket, flange, spring bolts, washers, and nuts for a perfect seal.

Vehicle Compatibility:

• 1992–1995 Honda Civic (EG K-Swap)
• 1996–2000 Honda Civic (EK K-Swap)
• 1990–2001 Acura Integra (DA/DC2 K-Swap)
• Compatible with both K20 and K24 engine swaps

Why SPDZ1?

At SPDZ1, we don’t believe in compromise. Our headers are developed with hands-on input from racers and fabricators to ensure maximum performance, exceptional fitment, and long-term durability. Each unit is built with pride and shipped in reinforced packaging for a flawless customer experience from start to finish.