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4-2-1 Isometric design delivers optimum results for better top-end performance
All equal length primaries
Stronger and more precise lost wax collector to eliminate cracking in the welded weak points
Dry racing sound
Lightweight and rust-proof
SUS 304 stainless steel construction
Includes new gaskets, hardware, exhaust wrap, and stainless-steel zip ties take this manifold ready for the installation
May not fit some Forester, Outback, and Legacy models with the OEM oil cooler
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