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This K&N weld-on adapter is a 1-1/2 inch aluminum fitting made for Nissan intake systems. Intended to be welded to air intake pipes, the adapter supplies a secure, purpose-built connection point for filters, boots or other components. Using K&N metal adapters avoids improvised joints and supports reliable sealing and alignment on Nissan installations.
K&N Adaptor 1-1/2inr Nissan Al Weld-On Num A4
