B Series Swap Big Tube SMSP Style 4-2-1 Header
$128.68
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Estimated delivery dates: Dec 27, 2025 - Dec 28, 2025
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Description
- Recommended for B swap cars ranging from 1.6-2.2L
- Excellent ground clearance, tucks higher than the oil pan
- Features a true step up exhaust header design
- Delivers low to mid range power while maximizing engine compartment space
- Made of 18 gauge, 304 SS
- One year warranty
- Short tube Tri-Y header
- True 2.5″ collector
- CNC machined manifold flanges
- Flange is .38″ thick
- One piece design unlike our competitor
- Power Gains: 12-28WHP & 12+ lb of torque gains on a stock B Series with only intake and exhaust
