GrimmSpeed Up Pipe Subaru Impreza WRX STI Forester XT Legacy GT 2004-2021 GRM3001
GrimmSpeed Up Pipe Subaru Impreza WRX STI Forester XT Legacy GT 2004-2021 GRM3001 - 2008 is backordered and will ship as soon as it is back in stock.
Shipping & delivery
Usually ships in 2–3 business days unless a different lead time is shown on this page. Shipping cost is calculated at checkout (UPS or USPS to the contiguous U.S.).
Shipping policy · Returns · Fitment questions? (561) 207-7988
Delivery and Shipping
Delivery and Shipping
Standard order processing is 2–3 business days unless this product or your order confirmation states a different lead time. Custom-built, made-to-order, backorder, and pre-order items follow their stated lead times.
Enclosures and subwoofer boxes ship for $50 per unit. Other shipping charges are calculated at checkout. Orders outside the contiguous 48 United States may require additional shipping; we will contact you for approval before shipment.
Subwoofer boxes ship UPS Ground where available. Read our Shipping Policy and Return and Refund Policy for delivery, product-specific return windows, and warranty details.
GrimmSpeed Up Pipe Subaru Impreza WRX STI Forester XT Legacy GT 200...
GrimmSpeed Up Pipe Subaru Impreza WRX STI Forester XT Legacy GT 2004-2021 GRM3001 - 2008 is backordered and will ship as soon as it is back in stock.
Description
Description
GrimmSpeed's Up Pipe is precision-engineered for Subaru EJ-Series turbo engines, maximizing exhaust flow and reducing turbo lag. Crafted from heavy-duty 14-gauge 304 stainless steel tubing with 1/2-inch 304 stainless steel flanges and a 321 stainless steel flex joint, it delivers a leak-free fit and superior durability.
Flow bench tested at 292.6 CFM, this up pipe outperforms OEM options and provides a 300-400 RPM quicker spool-up time for more immediate power.
| Flex Joint Material | 321 Stainless Steel with interlocking liner |
| Tubing Material | 14 Gauge 304 Stainless Steel |
| Flange Material | 1/2 Inch 304 Stainless Steel |
| Flow at 28 Inch WC | 292.6 CFM |
| Spool-up Improvement | 300-400 RPM |
| Fitment | Subaru Impreza WRX/STI 2004-2021, Forester XT 2006-2008, Baja XT 2007-2008, Legacy GT 2007-2009, Outback XT 2007-2009 |
Fitment & installation
Fitment & installation
Check the selected part against your vehicle. Need help? Call (561) 207-7988.
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Read FOX’s application notes for part 987-24-001 (rear shock)
Payment & Security
Payment methods
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