N1-X Evolution Extreme Muffler Axleback Exhaust (Stainless Steel & Titanium Tips)2016+ Lexus GS-F 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. PRODUCT FEATURES:
Features
- TIG-welded SUS304 stainless steel construction
- Matched and manufactured for select chassis
- Patented megaphone piping structure for torque and throttle response; the design creates a swirling exhaust-gas flow
Specifications
- Part Number: 164-KT12 (Titanium Tips); 164AKT12 (Stainless Tips)
- Exhaust Type: N1 Evolution Extreme Muffler (N1-X)
- Piping Diameter: 65mm. x 2 - 50mm. x 4
- Tip Diameter: 93mm. x 4
- Exhaust Tip Style: Stainless Steel Round- Dual wall rolled, Angle cut (Riveted)
- Pieces: 2
- Piping Material: SUS304 Stainless Steel
- Muffler Material: SUS304 Stainless Steel
- Muffler Tip Material: TP270 Titanium (164-KT12); SUS304 Stainless Steel (164AKT12)
- System Weight: 34.20 lbs. (Stock- 41.30 lbs.)
- Sound Level: Sound Level: 91.3 dB @ 4,500 RPM. Modular design:Midpipe and Rear Section can be interchanged with factory exhaust components.
- Bolt-On Installation: Yes
Fitment
- Year: 2016-2020
- Make: Lexus
- Model: GS-F
- Body Style: 4-Door Sedan
- Engine: 2UR-GSE
- Chassis: URL10
Notes
- Modular design:Rear Section can be interchanged with factory exhaust components.
| Brand | A'pexi |
|---|---|
| Type | Axle-Back Exhaust |
| SKU | 164-KT12 |
| Weight | 30.0 lb |
| Make | ["Lexus"] |
| Model | ["GS"] |
| Material | ["gid://shopify/Metaobject/91049197865","gid://shopify/Metaobject/90679279913"] |
| Manufacturer Type | ["gid://shopify/Metaobject/90137755945"] |
Shipping: Some items may qualify for free shipping with Local Pickup in store. All orders have a 2–3 business day processing time. Some orders may have extended shipping times based on current stock status — we'll confirm the lead time at order placement.
Returns: Accepted within 30 days of delivery for unused product in original packaging. Returns are subject to a 25% Restocking Fee. Special-order and custom-built items are final sale.
Warranty: All products carry the manufacturer's full warranty. Coverage is honored through PMD as your authorized dealer.
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