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:
| Bolt-On | Yes |
|---|---|
| Part Number | 164-KT12 (Titanium Tips) 164AKT12 (Stainless Tips) |
| Year | 2016, 2017, 2018, 2019, 2020 |
| Make | Lexus |
| Model | GS-F |
| Body Style | 4-Door Sedan |
| Engine | 2UR-GSE |
| Chassis | URL10 |
| Exhaust Type | N1 Evolution Extreme Muffler (N1-X) |
| Piping Diameter | 65mm. x 2 - 50mm. x 4 |
| Tip Diameter | 93mm. x 4 |
| Pieces | 2 |
| Exhaust Tip Style | Stainless Steel Round- Dual wall rolled, Angle cut (Riveted) |
| 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. |
| Special Notes | Modular design->Rear Section can be interchanged with factory exhaust components. |
 |
WARNING: California Prop 65 Cancer & Reproductive Harm www.p65warnings.ca.gov |
| Brand | A'pexi |
|---|---|
| Type | Axle Back |
| SKU | 164-KT12 |
| Weight | 30.0 lb |
| Make | ["Lexus"] |
| Model | ["GS-F"] |
| 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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