Details
BrandInjen
SKUINJSES1971
GTIN / UPC843115022853
Manufacturer Part NumberSES1971
Product Information
Injen SES cat-back exhaust with full 76mm mandrel-bent 304 stainless steel tubing, hand TIG welded in the USA. A 12 inch resonator and a single 4 inch polished tip finish the system, joined with investment-cast stainless flanges and stainless hangers. Dyno testing shows gains of up to 14 hp and 12 lb-ft of torque.
Specifications
| Type | Cat-back exhaust system |
| Series | Injen SES |
| Material | 304 stainless steel, mandrel-bent, hand TIG welded |
| Pipe Diameter | 76mm |
| Resonator | 12in |
| Tips | Single 4in polished tip |
| What's in the Box |
|
| Install | Bolt-on, no cutting or welding required; professional installation recommended |
| Gains | Up to +14 hp and +12 lb-ft |
| Fitment Notes | 1.6L Turbo only; does not work with the SES1971AB axle-back |
| Engine | 1.6L Turbo L4 |
| Warranty | Limited lifetime for the original purchaser; coated finishes 6 months (coating defects only); sound not covered |
| Part Number | SES1971 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2017-2019 | Nissan | Sentra | Nismo |
| 2017-2019 | Nissan | Sentra | SR Turbo |
Documents: Installation Instructions (PDF) | Dyno Sheet (PDF)
Does it fit the non-turbo Sentra?
- No. It is for the 2017-2019 Sentra 1.6L Turbo (SR Turbo and Nismo).
Can I combine it with the Injen SES1971AB axle-back?
- No. This is a full cat-back and does not work with the SES1971AB axle-back.
What are the gains?
- Dyno testing shows up to 14 hp and 12 lb-ft of torque.
What is the warranty?
- Limited lifetime for the original purchaser. Coated finishes carry 6 months on the coating, and sound is not covered.
Shipping
- In stock orders typically ship within 1 to 3 business days.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Special order items follow a lead time we confirm with you individually before the order is committed.
- Backordered items ship as soon as stock lands. Lead times are manufacturer estimates and can change. Contact us for current ETAs.
- Need to cancel? Email us right away. Cancellations are not guaranteed once an order is in process. In-stock orders cancel free before they ship; a 6% fee applies only to confirmed backorders and special orders.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30 days from delivery to request and ship back a return on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee on the item price before tax and shipping. Shipping is not refunded in either direction. All waived if the item is defective or we made the error.
- Fitment guaranteed: select your vehicle above, or confirm fitment with us in writing before you order. If the part shows as a fit and it is wrong, the return is on us, even after installation. Otherwise, installed or used parts cannot be returned.
- Final sale: special orders, coilovers, electronics, engine internals, turbochargers, superchargers and turbo kits, unless defective or we sent the wrong item.
- Product images may be representative. The SKU and specifications in the listing are what ships.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Returns & Refunds · Warranty
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