APEXi A'PEXi - RS Evolution (Catback) - 2023+ Nissan Z (RZ34)- ** In Stock **
APEXi A'PEXi - RS Evolution (Catback) - 2023+ Nissan Z (RZ34)- ** In Stock **
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In-stock orders are processed within 48 hours; transit time is additional.
International orders include export processing and customs clearance. Duties, taxes and brokerage are extra; final freight charges may change after remeasurement.
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Need help with a return? Request authorization within 30 days of delivery for eligible unused, uninstalled items. See details for exclusions and applicable fees.
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Request return authorization (RMA) within 30 days of delivery for eligible items. Keep items unused and uninstalled, with original packaging and accessories. Electronics, liquids, special orders and other categories are excluded.
Email sales@frsport.com with RETURN and your order number in the subject to request an RMA. Please wait for return authorization before sending your item back.
Wrong part/size or change of mind: a 20% return processing fee applies, plus applicable shipping costs.
Original shipping is non-refundable. For orders shipped free, the actual outbound shipping cost is deducted from the refund. Return shipping is prepaid by the customer.
After payment capture, cancellations and refunds generally incur a 5% processing fee, except for our error, confirmed defects or confirmed carrier loss. The 5% and 20% fees do not stack; only the greater applicable fee applies. Store credit waives the 5% fee, but applicable return fees remain.
Missing, incorrect or transit-damaged items: report within 3 business days of receipt with photos of the product and packaging.
For defective items, contact us for help with the manufacturer's warranty process. The manufacturer decides the claim.

The RS Evolution Extreme is based on the RS Evolution Muffler with the addition of full titanium tips. A Hybrid muffler uniting the power and free-flowing characteristics of our N1 Muffler with the quiet and discreet sound output of our Hybrid Megaphone Evolution Muffler. The RS Evolution Muffler is a combination of an A'PEXi original patented megaphone piping structure design and larger piping diameters to produce ultimate performance for your turbo-charged engine.
PRODUCT FEATURES:
- 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
| Bolt-On | Yes |
|---|---|
| Part Number | 113-KN32 |
| Year | 2023+ |
| Make | Nissan |
| Model | Z (RZ34 / Z / Fairlady Z) |
| Body Style | 2-Door Fastback Coupe |
| Engine | VR30DDTT |
| Chassis | RZ34 |
| Exhaust Type | RS Evolution Extreme Muffler |
| Piping Diameter | 60.5mm. x 2 - 75mm x 1 (Merge Collector) - 65mm. x 2 |
| Tip Diameter | 123mm. x 2 |
| Pieces | 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 | TP270 Titanium |
| Special Notes | Without Resonators |
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WARNING: California Prop 65 Cancer & Reproductive Harm www.p65warnings.ca.gov |

