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APEXi - N1 Evolution-X Exhaust, Toyota Supra (A90) 20+, Resonated with Titanium Tip (164-KT16)

APEXi - N1 Evolution-X Exhaust, Toyota Supra (A90) 20+, Resonated with Titanium Tip (164-KT16)

SKU: APEXi-164-KT16

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Regular price $2,754.05 USD
Regular price Sale price $2,754.05 USD
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The N1 Evolution Extreme is based on the proven performance basics of the N1 muffler which emphasizes optimum exhaust efficiency utilizing a straight-thru layout design. Equipped with an internal hybrid silencer uniting power and free flowing characteristics with effective functional sound resonance. A newly adopted muffler tip completes the tail end of the exhaust that serves both purposes of function and form. Constructed with a light weight titanium material rolled and riveted onto a double pipe structure which acts as a diffuser enabling temperature reduction, meanwhile retaining a sporty heat gradiation appearance.



- High-level of quality using tig-welded SUS304 stainless steel uniting quiet performance with high-power performance gains
- Matched and manufactured for select chassis
- Patented Megaphone piping structure to produce excellent torque and throttle response throughout the powerband. This piping design allows for a swirling exhaust gas flow effect that has for years produced proven results



Part Number

164-KT16 (Resonated)

164-KT16P (Non-Resonated)






GR Supra

Body Style

2-Door Coupe




DB42 (A90)

Exhaust Type

N1 Evolution Extreme Muffler (N1-X)

Piping Diameter

80mm. -> 60.5mm. x 2 -> 70mm. x 2

Tip Diameter

123mm. x 2



Exhaust Tip Style

Titanium Round- Dual wall rolled, Angle cut (Riveted)

Piping Material

SUS304 Stainless Steel

Muffler Material

SUS304 Stainless Steel

Muffler Tip Material


System Weight

54.23 lbs. (Stock- 54.45 lbs.)

Sound Level

Sound Level: 84.4 dB @ 4,500 RPM

Special Notes

Built-In Exhaust Valve- Compatible with OEM Valve Actuator/Motor Assy.

NOTE: Do not use harsh chemicals or metal polish cleaners when cleaning titanium tips. We recommend using standard isopropyl alcohol

WARNING: California Prop 65

Cancer & Reproductive Harm

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