SRS Header 4-1 – 63.5mm Stainless Steel – Honda Civic, Del Sol, Integra (B-series)

SRS Header 4-1 – 63.5mm Stainless Steel – Honda Civic, Del Sol, Integra (B-series)

Built for high-revving power, made to breathe big

Looking to unleash peak power at high RPM? The SRS 4-1 Header with 63.5mm (2.5") outlet is built to push your B-series Civic, Del Sol, or Integra to its limits. Designed specifically for high-end horsepower gains, this header is perfect for aggressive NA setups that thrive above 6000 RPM.

Crafted from high-quality polished SUS 304 stainless steel, it features a clean weld finish, durable construction, and a direct fit for B-series engines. An O2 sensor bung is included, and this header pairs best with the SRS 2.5" catalytic converter/test pipe for maximum performance.

If your VTEC kicks hard and you want to feel it pull all the way to redline, this is the header for you.

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