Borla 23-24 Nissan Z 2.5in S-Type Cat Back Exhaust 4.5in Tip - Stainless Steel Tips turn14-product-not-found-review By changing the block off

By changing the block off plates that come with the system you can adjust the SPL (Sound Pressure Level) to your taste

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requires no engine support

TS2 09-18Ram5'7w/oRB

Borla 23-24 Nissan Z 2.5in S-Type Cat Back Exhaust 4.5in Tip - Stainless Steel Tips turn14-product-not-found-review By changing the block offManufacturer Part # : 140929 Market Description This 2. 5" diameter Cat Back system is a True Dual design that features a Merge X Pipe and Polyphonic harmonizer technology. All of these features combine to provide the classic S Type sound level and the BORLA(r) no drone guarantee. The Merge X Pipe blends the combustion pulses from both sides of the engine for improved performance and a custom sound. BORLA(r)'S Polyphonic Harmonizer Technology utilizes