JDL Miata MX-5 ND 2.0 4-1 Header

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We've trusted JDL on numerous fabrication projects over the years. Fit finish and performance are what these cats are all about. If you're looking for a bump in performance we have a shelf calibration for this header. If you're already running our performance N1 calibration, just send us an email that you'll be upgrading to the JDL header and we will get you a new file!

JDL Mazda Miata MX-5 ND 2.0 4-1 Header

- Equal Length Design

- 1.75" Primaries CNC mandrel bent

- Precision Tig welded and back purged 

- Port matched to ensure proper exhaust flow

- All flanges surfaced true to ensure proper gasket sealing

- Includes O2 sensors wiring extension for proper O2 sensor placement

- Lifetime Warranty to original buyer