--- title: Colorado 5250 Performance Dyno Blog for your driving style description: High Performance Dyno Shop Blog for your driving style | 5250 performance shop Longmont, Colorado --- [![5250 Performance Dyno Shop Colorado](https://www.5250performance.com/hs-fs/hubfs/artwork_5250/Snip20170305_123.png?width=122&height=302&name=Snip20170305_123.png "5250 Performance Dyno Shop Colorado")](https://www.5250performance.com/) - [Home](https://www.5250performance.com) - [About Us](https://www.5250performance.com/about-us) - [Fab](https://www.5250performance.com/fabrication-services) - [Gallery](https://www.5250performance.com/5250-performance-car-gallery) - [Tuning / Upgrades](https://www.5250performance.com/performance-tuning) - [Need a Tuner](https://www.5250performance.com/tuner-page) - [Custom Fabrication](https://www.5250performance.com/fabrication-services) - [Line Card](https://www.5250performance.com/5250-line-card) - [Haltech ECU](https://www.5250performance.com/haltech-ecu) - [Mil Spec Wiring](https://www.5250performance.com/mil-spec-wiring-for-high-performance-cars) - [Repair](https://www.5250performance.com/automotive-repair) - [Current Gallery](https://www.5250performance.com/performance-gallery) - [IAG Subaru Blocks](https://www.5250performance.com/iag-subaru-engine-blocks-colorado) - [Most Popular IAG Blocks](https://www.5250performance.com/our-popular-iag-blocks) - [Dyno](https://www.5250performance.com/dyno-tuning) - [Performance Blog](https://www.5250performance.com/blog) - [Contact Us](https://www.5250performance.com/contact-us) [![Need a Tune?](https://no-cache.hubspot.com/cta/default/532455/e98cee66-8412-4c1b-b0be-676df9108236.png)](https://cta-redirect.hubspot.com/cta/redirect/532455/e98cee66-8412-4c1b-b0be-676df9108236) # 5250 High Performance Dyno Shop Blog [![](https://www.5250performance.com/hubfs/Snip20190516_1.png)](https://www.5250performance.com/blog/what-makes-the-iag-subaru-block-so-special) ## [What makes the IAG Subaru block so special?](https://www.5250performance.com/blog/what-makes-the-iag-subaru-block-so-special) \[fa icon="calendar'\] Aug 2, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [iag Subaru Blocks](https://www.5250performance.com/blog/topic/iag-subaru-blocks) [\[fa icon="comment"\] 0 Comments](https://www.5250performance.com/blog/what-makes-the-iag-subaru-block-so-special#comments-listing) ## Subaru Engine Replacement | IAG blocks, what makes them special? [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/what-makes-the-iag-subaru-block-so-special) [![](https://www.5250performance.com/hubfs/Snip20190729_27.png)](https://www.5250performance.com/blog/subaru-engine-failures-pay-attention-before-things-go-wrong) ## [Subaru Engine Failures | Pay attention before things go wrong](https://www.5250performance.com/blog/subaru-engine-failures-pay-attention-before-things-go-wrong) \[fa icon="calendar'\] Jul 30, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Subaru Engine Failures](https://www.5250performance.com/blog/topic/subaru-engine-failures) [\[fa icon="comment"\] 0 Comments](https://www.5250performance.com/blog/subaru-engine-failures-pay-attention-before-things-go-wrong#comments-listing) Subaru Engine Failures | 5 things to look for before it happens [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/subaru-engine-failures-pay-attention-before-things-go-wrong) [![](https://www.5250performance.com/hubfs/Snip20190718_19.png)](https://www.5250performance.com/blog/high-performance-exhaust-builds-you-get-what-you-pay-for) ## [High Performance Exhaust builds | You get what you pay for](https://www.5250performance.com/blog/high-performance-exhaust-builds-you-get-what-you-pay-for) \[fa icon="calendar'\] Jul 19, 2019 7:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Fabrication Welding](https://www.5250performance.com/blog/topic/fabrication-welding), [Custom Fabrication](https://www.5250performance.com/blog/topic/custom-fabrication), [exhaust systems](https://www.5250performance.com/blog/topic/exhaust-systems) [\[fa icon="comment"\] 8 Comments](https://www.5250performance.com/blog/high-performance-exhaust-builds-you-get-what-you-pay-for#comments-listing) ## High Performance Exhaust builds | we don’t do cheap, it won’t last Exhaust systems are either made of stainless steel or mild steel. Almost any muffler shop can make you a mild steel exhaust. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/high-performance-exhaust-builds-you-get-what-you-pay-for) [![](https://www.5250performance.com/hubfs/Snip20190703_11.png)](https://www.5250performance.com/blog/custom-fabrication-when-form-function-collide) ## [Custom Fabrication | When Form & Function collide](https://www.5250performance.com/blog/custom-fabrication-when-form-function-collide) \[fa icon="calendar'\] Jul 3, 2019 10:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Fabrication Welding](https://www.5250performance.com/blog/topic/fabrication-welding), [Custom Fabrication](https://www.5250performance.com/blog/topic/custom-fabrication) [\[fa icon="comment"\] 1 Comment](https://www.5250performance.com/blog/custom-fabrication-when-form-function-collide#comments-listing) ## Performance Shops know when to create real world solutions ... ...without a hammer & chisel. Want real performance, choose your shop wisely. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/custom-fabrication-when-form-function-collide) [![](https://www.5250performance.com/hubfs/Snip20180101_3-1.png)](https://www.5250performance.com/blog/when-to-add-a-supercharger) ## [When to add a Supercharger](https://www.5250performance.com/blog/when-to-add-a-supercharger) \[fa icon="calendar'\] Jun 28, 2019 8:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Superchargers](https://www.5250performance.com/blog/topic/superchargers), [Prochargers](https://www.5250performance.com/blog/topic/prochargers) [\[fa icon="comment"\] 3 Comments](https://www.5250performance.com/blog/when-to-add-a-supercharger#comments-listing) When to add a Supercharger | Differences matter At our altitude, it is difficult to make significant power gains. If you want a serious bump you can feel, a supercharger is your best option. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/when-to-add-a-supercharger) [![](https://www.5250performance.com/hubfs/Snip20190627_1.png)](https://www.5250performance.com/blog/subaru-engine-replacement-rod-bearing-failure) ## [Subaru Engine Replacement | Rod Bearing failure](https://www.5250performance.com/blog/subaru-engine-replacement-rod-bearing-failure) \[fa icon="calendar'\] Jun 27, 2019 7:45:06 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Subaru Engine Failures](https://www.5250performance.com/blog/topic/subaru-engine-failures), [iag Subaru Blocks](https://www.5250performance.com/blog/topic/iag-subaru-blocks) [\[fa icon="comment"\] 4 Comments](https://www.5250performance.com/blog/subaru-engine-replacement-rod-bearing-failure#comments-listing) ## Rod Bearing Failure | Subaru Engine Replacement Rod bearing failure is common with Subaru Motors. The new FA series even more so than the older EJ series. FA motors are failing at stock power levels. Even mild upgrades require a built motor. Bearing failure can occur on any motor, at any time, with any oil. The best prevention is to make a properly built motor a priority. Get it right and your motor will last. Build quality matters more than the oil your use. Proper clearances during the build will prevent bearing failure better than anything else. Stock bearings with proper clearances will last longer than race bearings with bad clearances. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/subaru-engine-replacement-rod-bearing-failure) [![](https://www.5250performance.com/hubfs/Snip20190618_5.png)](https://www.5250performance.com/blog/procharger-kits-why-not) ## [ProCharger Kits | Why not?](https://www.5250performance.com/blog/procharger-kits-why-not) \[fa icon="calendar'\] Jun 19, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Superchargers](https://www.5250performance.com/blog/topic/superchargers), [Prochargers](https://www.5250performance.com/blog/topic/prochargers) [\[fa icon="comment"\] 2 Comments](https://www.5250performance.com/blog/procharger-kits-why-not#comments-listing) ## ProCharger Builds, why not add forced induction? When improving flow through headers, cams, intake isn’t enough especially here at 5000 ft. Forced induction maybe your answer. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/procharger-kits-why-not) [![](https://www.5250performance.com/hubfs/Snip20190611_10.png)](https://www.5250performance.com/blog/subaru-firewall-repairs-6-hour-repair-done-right) ## [Subaru Firewall Repairs | 6 hour repair done right](https://www.5250performance.com/blog/subaru-firewall-repairs-6-hour-repair-done-right) \[fa icon="calendar'\] Jun 12, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Subaru Firewall Clutch Pedal Repair](https://www.5250performance.com/blog/topic/subaru-firewall-clutch-pedal-repair) [\[fa icon="comment"\] 4 Comments](https://www.5250performance.com/blog/subaru-firewall-repairs-6-hour-repair-done-right#comments-listing) ## Subaru Firewall Repairs | The repair of the actual failed welds on the Subaru firewall is a simple process... ... of drilling, bolting, adding structural / weatherproof adhesive to maintain a weather seal and lining up all parts to OEM specs. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/subaru-firewall-repairs-6-hour-repair-done-right) [![](https://www.5250performance.com/hubfs/Snip20190528_2.png)](https://www.5250performance.com/blog/do-i-need-an-air-oil-separator-what-if-i-have-a-catch-can-here-is-the-real-world-difference) ## [Do I need an Air Oil Separator? What if I have a Catch Can? Here is the real world difference](https://www.5250performance.com/blog/do-i-need-an-air-oil-separator-what-if-i-have-a-catch-can-here-is-the-real-world-difference) \[fa icon="calendar'\] May 29, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [Turbo Upgrades](https://www.5250performance.com/blog/topic/turbo-upgrades), [Performance Modifications](https://www.5250performance.com/blog/topic/performance-modifications), [Air Oil Separators](https://www.5250performance.com/blog/topic/air-oil-separators) [\[fa icon="comment"\] 2 Comments](https://www.5250performance.com/blog/do-i-need-an-air-oil-separator-what-if-i-have-a-catch-can-here-is-the-real-world-difference#comments-listing) ## Performance Cars | Air oil separators and catch cans. They do basically the same thing, or do they? A recent post by a popular YouTuber got me thinking about these devices. Let’s put some real world experience on this topic. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/do-i-need-an-air-oil-separator-what-if-i-have-a-catch-can-here-is-the-real-world-difference) [![](https://www.5250performance.com/hubfs/Snip20190520_3.png)](https://www.5250performance.com/blog/performance-exhaust-system-repairs-when-a-quick-fix-isnt-going-to-work) ## [Performance Exhaust System Repairs | When a quick fix isn’t going to work](https://www.5250performance.com/blog/performance-exhaust-system-repairs-when-a-quick-fix-isnt-going-to-work) \[fa icon="calendar'\] May 21, 2019 6:00:00 AM / by [Mike Wiener](https://www.5250performance.com/blog/author/mike-wiener) posted in [exhaust systems](https://www.5250performance.com/blog/topic/exhaust-systems) [\[fa icon="comment"\] 2 Comments](https://www.5250performance.com/blog/performance-exhaust-system-repairs-when-a-quick-fix-isnt-going-to-work#comments-listing) ## Exhaust System Repair | A large portion of the work we do is with exhaust systems. We are constantly replacing or modifying exhaust pipes to flow better, make different sounds, hold sensors and keep performance cars **[passing emissions testing](https://www.5250performance.com/blog/emission-testing-here-is-how-it-works-passing-colorado-emissions-0)**in Colorado. When it comes to modifying existing systems, the most common work we do is repairing damaged Stainless Steel pipes and installing missing emissions components. [Read More \[fa icon="long-arrow-right"\]](https://www.5250performance.com/blog/performance-exhaust-system-repairs-when-a-quick-fix-isnt-going-to-work) [All posts](https://www.5250performance.com/blog/all) [Next \[fa icon="angle-double-right"\]](https://www.5250performance.com/blog/page/2) ### Subscribe to Email Updates - Recent - Popular - Categories ### Lists by Topic - [Building Horsepower (9)](https://www.5250performance.com/blog/topic/building-horsepower) - [Dyno Tuning Colorado (7)](https://www.5250performance.com/blog/topic/dyno-tuning-colorado) - [Subaru Firewall Clutch Pedal Repair (7)](https://www.5250performance.com/blog/topic/subaru-firewall-clutch-pedal-repair) - [Superchargers (6)](https://www.5250performance.com/blog/topic/superchargers) - [Turbo Upgrades (5)](https://www.5250performance.com/blog/topic/turbo-upgrades) - [Dyno Tuning (4)](https://www.5250performance.com/blog/topic/dyno-tuning) - [Fabrication Welding (4)](https://www.5250performance.com/blog/topic/fabrication-welding) - 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[Turbine Housing (1)](https://www.5250performance.com/blog/topic/turbine-housing) - [Water Methanol (1)](https://www.5250performance.com/blog/topic/water-methanol) - [buying Rally Car (1)](https://www.5250performance.com/blog/topic/buying-rally-car) - [clutches (1)](https://www.5250performance.com/blog/topic/clutches) - [coil pack repair (1)](https://www.5250performance.com/blog/topic/coil-pack-repair) - [compound turbos (1)](https://www.5250performance.com/blog/topic/compound-turbos) - [intercooler design (1)](https://www.5250performance.com/blog/topic/intercooler-design) - [spark plugs (1)](https://www.5250performance.com/blog/topic/spark-plugs) - [winter tires (1)](https://www.5250performance.com/blog/topic/winter-tires) see all #### About Us We are a performance shop located in Longmont, Colorado.  Our specialty is forced induction performance cars.  We have experience in basic repairs to 1400 horsepower supercharged Hellcats.  Start something special. 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