Tools & Wizards About Us
gmperformanceparts.com screenshot

Report Summary

  • 1

    Performance

    Renders faster than
    19% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 85

    SEO

    Google-friendlier than
    56% of websites

gmperformanceparts.com

Engines, Transmissions, Components and Upgrades | Performance

Page Load Speed

12.3 sec in total

First Response

84 ms

Resources Loaded

11 sec

Page Rendered

1.2 sec

gmperformanceparts.com screenshot

About Website

Click here to check amazing Gm Performance Parts content. Otherwise, check out these important facts you probably never knew about gmperformanceparts.com

Chevrolet Performance fuels the passion of automotive enthusiast by offering Crate Engines, Transmissions, Blocks, and Components for project cars.

Visit gmperformanceparts.com

Key Findings

We analyzed Gmperformanceparts.com page load time and found that the first response time was 84 ms and then it took 12.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

gmperformanceparts.com performance score

1

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value19.3 s

0/100

25%

SI (Speed Index)

Value15.8 s

0/100

10%

TBT (Total Blocking Time)

Value9,480 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.264

1/100

15%

TTI (Time to Interactive)

Value32.3 s

0/100

10%

Network Requests Diagram

performance-parts

84 ms

ruxitagentjs_ICA27Vfghjqrux_10235220309135426.js

55 ms

quantum_core.min.css

53 ms

quantum_adv_grid.min.css

260 ms

head.min.css

268 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Gmperformanceparts.com, 7% (10 requests) were made to Dpm.demdex.net and 5% (7 requests) were made to Assets.adobedtm.com. The less responsive or slowest element that took the longest time to load (4.1 sec) relates to the external source Go.bidsimulator.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.0 MB (68%)

Content Size

4.5 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gmperformanceparts.com main page is 4.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 85% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 186.5 kB

  • Original 211.8 kB
  • After minification 186.6 kB
  • After compression 25.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 25.2 kB, which is 12% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 186.5 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 2.7 kB

  • Original 774.0 kB
  • After minification 771.4 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Gm Performance Parts images are well optimized though.

JavaScript Optimization

-81%

Potential reduce by 2.2 MB

  • Original 2.7 MB
  • After minification 2.0 MB
  • After compression 520.1 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 2.2 MB or 81% of the original size.

CSS Optimization

-87%

Potential reduce by 671.8 kB

  • Original 771.8 kB
  • After minification 764.4 kB
  • After compression 100.0 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Gmperformanceparts.com needs all CSS files to be minified and compressed as it can save up to 671.8 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 86 (69%)

Requests Now

125

After Optimization

39

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 125 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gm Performance Parts. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 52 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

performance-parts

performance-parts

84 ms

ruxitagentjs_ICA27Vfghjqrux_10235220309135426.js

ruxitagentjs_ICA27Vfghjqrux_10235220309135426.js

55 ms

quantum_core.min.css

quantum_core.min.css

53 ms

quantum_adv_grid.min.css

quantum_adv_grid.min.css

260 ms

head.min.css

head.min.css

268 ms

head.min.js

head.min.js

379 ms

launch-df5e39c6aed9.min.js

launch-df5e39c6aed9.min.js

650 ms

customcolorcss.chevrolet.na.us.en.1658936693.css

customcolorcss.chevrolet.na.us.en.1658936693.css

265 ms

global-nav.chevrolet-us-en.js

global-nav.chevrolet-us-en.js

377 ms

motion-point-link.js

motion-point-link.js

1469 ms

geo_ip_notification.min.css

geo_ip_notification.min.css

642 ms

vendor.min.js

vendor.min.js

1355 ms

base.min.js

base.min.js

640 ms

mod.min.js

mod.min.js

640 ms

geo_ip_notification.min.js

geo_ip_notification.min.js

640 ms

video_brightcove.min.css

video_brightcove.min.css

1447 ms

video_brightcove.min.js

video_brightcove.min.js

1444 ms

iframeResizer.min.js

iframeResizer.min.js

1443 ms

formapp.min.css

formapp.min.css

1443 ms

formapp.min.js

formapp.min.js

1443 ms

foot.min.js

foot.min.js

1456 ms

quantum_core.min.js

quantum_core.min.js

1455 ms

ADJ2hoMGo

ADJ2hoMGo

1455 ms

EX8be0452c68804ee3b1de3b6e710ee899-libraryCode_source.min.js

EX8be0452c68804ee3b1de3b6e710ee899-libraryCode_source.min.js

438 ms

AppMeasurement_Module_AudienceManagement.min.js

AppMeasurement_Module_AudienceManagement.min.js

546 ms

fbevents.js

fbevents.js

582 ms

last-event-tag-latest.min.js

last-event-tag-latest.min.js

375 ms

c.json

c.json

547 ms

2547732892125672

2547732892125672

422 ms

rd

rd

440 ms

aksb.min.js

aksb.min.js

517 ms

chevrolet-logo-v2.png

chevrolet-logo-v2.png

500 ms

placeholder_clear.png

placeholder_clear.png

500 ms

chevrolet-performance-ev-opportunities-or-certified-installer-xs.jpg

chevrolet-performance-ev-opportunities-or-certified-installer-xs.jpg

500 ms

chevrolet-performance-zz632-engine-masthead-xl.jpg

chevrolet-performance-zz632-engine-masthead-xl.jpg

499 ms

cp-overview-masthead-connect-cruise.jpg

cp-overview-masthead-connect-cruise.jpg

493 ms

cp-overview-masthead-250-transmission.jpg

cp-overview-masthead-250-transmission.jpg

490 ms

chevrolet-performance-ev-opportunities-or-certified-installer-xl.jpg

chevrolet-performance-ev-opportunities-or-certified-installer-xl.jpg

486 ms

cp-2017-site-overview-page-round-images-01.jpg

cp-2017-site-overview-page-round-images-01.jpg

630 ms

cp-2017-site-overview-page-round-images-02.jpg

cp-2017-site-overview-page-round-images-02.jpg

485 ms

cp-2017-site-overview-page-round-images-03.jpg

cp-2017-site-overview-page-round-images-03.jpg

587 ms

cp-2017-site-overview-page-round-images-04-v2.jpg

cp-2017-site-overview-page-round-images-04-v2.jpg

622 ms

640x640-grey-CRC.jpg

640x640-grey-CRC.jpg

616 ms

cp-2018-site-overview-page-round-images-MAY-2018-vehicle-upgrades.jpg

cp-2018-site-overview-page-round-images-MAY-2018-vehicle-upgrades.jpg

616 ms

cp-2018-site-overview-page-round-images-MAY-2018-locate-performance%20dealer.jpg

cp-2018-site-overview-page-round-images-MAY-2018-locate-performance%20dealer.jpg

616 ms

cp-2017-site-overview-page-round-images-05.jpg

cp-2017-site-overview-page-round-images-05.jpg

621 ms

cp-22-site-catalog-button-v1.jpg

cp-22-site-catalog-button-v1.jpg

663 ms

chevrolet-performance-2020-superiority-video.jpeg

chevrolet-performance-2020-superiority-video.jpeg

666 ms

cp-2018-site-overview-page-teaser-01.jpg

cp-2018-site-overview-page-teaser-01.jpg

662 ms

Fuel-tile-theBLOCK.jpg

Fuel-tile-theBLOCK.jpg

664 ms

chevy-performance-parts-laguna-front-view.jpg

chevy-performance-parts-laguna-front-view.jpg

643 ms

facebook-icon.jpg

facebook-icon.jpg

908 ms

instagram-icon.jpg

instagram-icon.jpg

714 ms

youtube-icon.jpg

youtube-icon.jpg

703 ms

gmgenuinepartsourbrandslogo.svg

gmgenuinepartsourbrandslogo.svg

905 ms

acdelcopartsourbrandslogo.svg

acdelcopartsourbrandslogo.svg

694 ms

2019_Chevrolet_Performance_SM_Horizontal.svg

2019_Chevrolet_Performance_SM_Horizontal.svg

789 ms

circleArrow.svg

circleArrow.svg

599 ms

dest5.html

dest5.html

287 ms

id

id

301 ms

roboto-regular-webfont.woff

roboto-regular-webfont.woff

453 ms

roboto-medium-webfont.woff

roboto-medium-webfont.woff

453 ms

roboto-light-webfont.woff

roboto-light-webfont.woff

460 ms

roboto-bold-webfont.woff

roboto-bold-webfont.woff

461 ms

NanumGothic-Regular.woff

NanumGothic-Regular.woff

594 ms

NanumGothic-Bold.woff

NanumGothic-Bold.woff

695 ms

louis-bold-webfont.woff

louis-bold-webfont.woff

461 ms

louis-heavy-webfont.woff

louis-heavy-webfont.woff

459 ms

louis-regular-webfont.woff

louis-regular-webfont.woff

462 ms

NotoSansKR-Bold.woff

NotoSansKR-Bold.woff

464 ms

NotoSansKR-Medium.woff

NotoSansKR-Medium.woff

590 ms

NotoSansKR-Regular.woff

NotoSansKR-Regular.woff

684 ms

ibs:dpid=411&dpuuid=YwoFKgAAALci1AMv

ibs:dpid=411&dpuuid=YwoFKgAAALci1AMv

54 ms

video_play_btn.svg

video_play_btn.svg

300 ms

formcontainer.iframe.en.html

formcontainer.iframe.en.html

476 ms

ibs:dpid=21&dpuuid=214260604256005606321

ibs:dpid=21&dpuuid=214260604256005606321

243 ms

delivery

delivery

945 ms

iframeContentResizer.min.css

iframeContentResizer.min.css

171 ms

iframeContentResizer.min.js

iframeContentResizer.min.js

174 ms

quantum_forms.min.css

quantum_forms.min.css

484 ms

simple_dealer_selector.min.css

simple_dealer_selector.min.css

165 ms

aem_form_container.min.js

aem_form_container.min.js

162 ms

qf_ri_vehicle_list.min.js

qf_ri_vehicle_list.min.js

162 ms

simple_dealer_selector.min.js

simple_dealer_selector.min.js

593 ms

quantum_form_text.min.js

quantum_form_text.min.js

594 ms

core.min.css

core.min.css

588 ms

en.min.js

en.min.js

589 ms

guideRuntime.min.css

guideRuntime.min.css

587 ms

csrf.min.js

csrf.min.js

587 ms

guideChartReducer.min.js

guideChartReducer.min.js

600 ms

guideRuntime.min.js

guideRuntime.min.js

614 ms

widgets.min.css

widgets.min.css

588 ms

widgets.min.js

widgets.min.js

587 ms

timebased.min.js

timebased.min.js

814 ms

noConflict.min.js

noConflict.min.js

812 ms

contentpage.min.css

contentpage.min.css

596 ms

common.min.css

common.min.css

592 ms

common.min.css

common.min.css

814 ms

jcr:content.inline.css

jcr:content.inline.css

811 ms

ibs:dpid=269&dpuuid=e666630a-052b-4e00-bbe4-f6555ac7b59c&ddsuuid=39603586379065129350729527880207887039

ibs:dpid=269&dpuuid=e666630a-052b-4e00-bbe4-f6555ac7b59c&ddsuuid=39603586379065129350729527880207887039

443 ms

js

js

372 ms

ping

ping

4137 ms

bat.js

bat.js

530 ms

busy-state.gif

busy-state.gif

285 ms

pixel

pixel

459 ms

token.json

token.json

3205 ms

ibs:dpid=477&dpuuid=f7789bcc6df6f4ea75696e2838c69da86ab934855ef686742265a897d4ee702db0da87c991749652

ibs:dpid=477&dpuuid=f7789bcc6df6f4ea75696e2838c69da86ab934855ef686742265a897d4ee702db0da87c991749652

215 ms

req

req

3043 ms

ui_arrow-small-down-white.svg

ui_arrow-small-down-white.svg

2836 ms

pixel

pixel

2837 ms

1_0

1_0

1058 ms

ping

ping

867 ms

ibs:dpid=771&dpuuid=CAESEDGyvWvpoxZqTfYbHpXbdnY&google_cver=1

ibs:dpid=771&dpuuid=CAESEDGyvWvpoxZqTfYbHpXbdnY&google_cver=1

634 ms

req

req

861 ms

chevrolet-us-en-main-global_nav.html

chevrolet-us-en-main-global_nav.html

387 ms

adsct

adsct

939 ms

js

js

312 ms

js

js

368 ms

conversion_async.js

conversion_async.js

629 ms

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682 ms

RCe78502eb5e1f4c27b2d8be9035aa78eb-source.min.js

RCe78502eb5e1f4c27b2d8be9035aa78eb-source.min.js

241 ms

768 ms

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266 ms

uid

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770 ms

delivery

delivery

650 ms

ADJ2hoMGo

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818 ms

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463 ms

ibs:dpid=30432&dpuuid=CI-97b63635229de15ddc6d72f137ae1cff

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174 ms

285 ms

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173 ms

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c.json

c.json

204 ms

generic

generic

242 ms

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429 ms

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90 ms

365 ms

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282 ms

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ADJ2hoMGo

473 ms

RC1dbf10c18b774ec9baedec2147696d9f-source.min.js

RC1dbf10c18b774ec9baedec2147696d9f-source.min.js

224 ms

RCeb1896105fca493e81aeb007f13adf61-source.min.js

RCeb1896105fca493e81aeb007f13adf61-source.min.js

209 ms

RC39f64cb919c14e71b394b416cca8b057-source.min.js

RC39f64cb919c14e71b394b416cca8b057-source.min.js

230 ms

live-person-chat.js

live-person-chat.js

400 ms

556 ms

ibs:dpid=121998&dpuuid=3750d155e0617d0ef26e51b172c6d900

ibs:dpid=121998&dpuuid=3750d155e0617d0ef26e51b172c6d900

203 ms

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ADJ2hoMGo

283 ms

pixel

pixel

42 ms

tap.php

tap.php

220 ms

Accessibility Review

gmperformanceparts.com accessibility score

82

Accessibility Issues

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

gmperformanceparts.com best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

gmperformanceparts.com SEO score

85

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Gmperformanceparts.com can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Gmperformanceparts.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

gmperformanceparts.com

Open Graph description is not detected on the main page of Gm Performance Parts. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: