{"product_id":"killer-b-motorsports-holy-header-max-ve-up-pipe-04-21-sti-02-14-wrx-04-13-forester-xt-05-09-legacy-gt-05-09-outback-xt","title":"Killer B Motorsports Holy Header Max VE Up Pipe 04-21 STI \/ 02-14 WRX \/ 04-13 Forester XT \/ 05-09 Legacy GT \/ 05-09 Outback XT","description":"\u003ch3\u003eKiller B Motorsports Holy Header Max VE Up Pipe 04-21 STI \/ 02-14 WRX \/ 04-13 Forester XT \/ 05-09 Legacy GT \/ 05-09 Outback XT | 321 Stainless Steel | Performance Up Pipe\u003c\/h3\u003e\n\n\u003ch4\u003eOverview\u003c\/h4\u003e\n\u003cp\u003eThe Killer B Motorsports Holy Header Max VE Up Pipe is a high-performance exhaust component designed specifically for a broad range of Subaru models including the 2004-2021 WRX STI, 2002-2014 WRX, 2004-2013 Forester XT, 2005-2009 Legacy GT, and 2005-2009 Outback XT. This up pipe replaces the restrictive factory unit to improve exhaust flow, reduce turbo lag, and support higher boost levels, making it an essential upgrade for enthusiasts pursuing increased power and efficiency.\u003c\/p\u003e\n\u003cp\u003eCrafted from premium USA-sourced 321 stainless steel, this up pipe features 14-gauge, 2-inch mandrel-bent tubing that ensures smooth exhaust gas flow and exceptional durability under extreme heat conditions typical of turbocharged Subaru engines. The CNC mandrel bending process guarantees precise and consistent fitment, eliminating the need for a flex joint section which is often a source of leaks and failures. Additionally, CNC-machined stainless steel flanges provide true mating surfaces to the exhaust manifold and turbo exhaust housing, ensuring a reliable, leak-free seal.\u003c\/p\u003e\n\u003cp\u003eFor Subaru owners, this up pipe offers tangible benefits such as improved turbo spool response and increased power potential when paired with appropriate tuning. Its robust construction and exact fitment mean it can withstand the rigors of daily driving and spirited track use alike. This component is a foundational upgrade for those looking to maximize the performance of their turbocharged Subaru while maintaining long-term reliability.\u003c\/p\u003e\n\n\u003ch4\u003eFeatures \u0026amp; Specifications\u003c\/h4\u003e\n\u003cp\u003eThis Killer B Motorsports Holy Header Max VE Up Pipe is engineered for Subaru WRX, STI, Forester XT, Legacy GT, and Outback XT models. It features 2-inch diameter, 14-gauge 321 stainless steel tubing with CNC mandrel bends and stainless steel flanges, delivering enhanced exhaust flow and durability for Subaru enthusiasts seeking reliable performance gains.\u003c\/p\u003e\n\u003cul style=\"list-style:none;padding:0;margin:0;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Killer B Motorsports\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Holy Header Max VE Up Pipe\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e U102-3\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e 04-21 STI \/ 02-14 WRX \/ 04-13 Forester XT \/ 05-09 Legacy GT \/ 05-09 Outback XT\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e 321 Stainless Steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Natural stainless steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e CNC mandrel bent tubing with CNC stainless steel flanges\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e USA sourced materials\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTubing Diameter:\u003c\/strong\u003e 2 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTubing Gauge:\u003c\/strong\u003e 14-gauge\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e OEM 2-bolt exhaust manifold flange\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eKey Benefits\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Improves exhaust flow and turbo spool for increased power potential\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e 321 stainless steel construction resists corrosion and withstands high temperatures\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e CNC mandrel bending and flanges ensure precise, leak-free installation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Eliminates flex joint failures common in factory up pipes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed to fit multiple Subaru turbocharged platforms with OEM flange compatibility\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eValue:\u003c\/strong\u003e A foundational upgrade supporting future performance modifications and tuning\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e1× Killer B Motorsports Holy Header Max VE Up Pipe\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eInstallation \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp\u003eInstallation of the Killer B Motorsports Holy Header Max VE Up Pipe is moderately challenging and generally recommended for those with mechanical experience or professional installation. The up pipe bolts directly to the OEM 2-bolt exhaust manifold flange, requiring no modifications to the exhaust manifold or turbo housing. No special tools beyond standard hand tools are typically necessary. Because this is a performance exhaust component, tuning adjustments are recommended to optimize power gains and ensure safe air\/fuel ratios. Verify fitment carefully for your specific Subaru model and year before purchase.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProfessional Installation:\u003c\/strong\u003e Recommended\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModifications Required:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVerify Compatibility:\u003c\/strong\u003e Confirm fitment for your specific year and trim level\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eShop with confidence at Subimods—your Subaru parts specialists.\u003c\/p\u003e","brand":"Killer B Motorsports","offers":[{"title":"Default Title","offer_id":50582144581807,"sku":"U102-3","price":350.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0587\/3598\/4815\/files\/killer-b-motorsports-holy-header-max-ve-up-pipe-04-21-sti-02-14-wrx-04-13-forester-xt-05-09-legacy-gt-05-09-outback-xt-u102-3-3489488.webp?v=1791316629","url":"https:\/\/subimods.com\/products\/killer-b-motorsports-holy-header-max-ve-up-pipe-04-21-sti-02-14-wrx-04-13-forester-xt-05-09-legacy-gt-05-09-outback-xt","provider":"Subimods.com","version":"1.0","type":"link"}