Tools & Wizards About Us
carzperformance.com screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    41% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

carzperformance.com

Carz Performance - Car Performance, Parts & Dyno Tuning Shop

Page Load Speed

1.8 sec in total

First Response

154 ms

Resources Loaded

1.6 sec

Page Rendered

58 ms

carzperformance.com screenshot

About Website

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

Performance Shop in Lakewood, CO specializing in engine performance & tuning. Cobb & AEM certified - We service GM LS, SRT-8 Hemi, Nissan's, Mitsubishi's & more

Visit carzperformance.com

Key Findings

We analyzed Carzperformance.com page load time and found that the first response time was 154 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

carzperformance.com performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value6,400 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.7 s

0/100

10%

Network Requests Diagram

www.carzperformance.com

154 ms

minified.js

31 ms

focus-within-polyfill.js

29 ms

polyfill.min.js

64 ms

thunderbolt-commons.d7f857a2.bundle.min.js

87 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Carzperformance.com, 28% (20 requests) were made to Static.wixstatic.com and 19% (14 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (669 ms) relates to the external source Youtube.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 674.1 kB (45%)

Content Size

1.5 MB

After Optimization

807.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Carzperformance.com main page is 1.5 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. 80% 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. HTML takes 719.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 572.3 kB

  • Original 719.1 kB
  • After minification 717.2 kB
  • After compression 146.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 572.3 kB or 80% of the original size.

Image Optimization

-1%

Potential reduce by 695 B

  • Original 133.1 kB
  • After minification 132.4 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. Carz Performance images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 101.1 kB

  • Original 569.7 kB
  • After minification 569.7 kB
  • After compression 468.6 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 101.1 kB or 18% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 60.2 kB
  • After minification 60.2 kB
  • After compression 60.2 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. Carzperformance.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 17 (38%)

Requests Now

45

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Carz Performance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.carzperformance.com

www.carzperformance.com

154 ms

minified.js

minified.js

31 ms

focus-within-polyfill.js

focus-within-polyfill.js

29 ms

polyfill.min.js

polyfill.min.js

64 ms

thunderbolt-commons.d7f857a2.bundle.min.js

thunderbolt-commons.d7f857a2.bundle.min.js

87 ms

main.b6b1dfbb.bundle.min.js

main.b6b1dfbb.bundle.min.js

88 ms

main.renderer.1d21f023.bundle.min.js

main.renderer.1d21f023.bundle.min.js

99 ms

lodash.min.js

lodash.min.js

99 ms

react.production.min.js

react.production.min.js

99 ms

react-dom.production.min.js

react-dom.production.min.js

128 ms

siteTags.bundle.min.js

siteTags.bundle.min.js

113 ms

2b9970_c6ceab6f820547658f16ca6866259c47.jpg

2b9970_c6ceab6f820547658f16ca6866259c47.jpg

128 ms

-BPlNlSERiY

-BPlNlSERiY

186 ms

Kp_j_PRRAOs

Kp_j_PRRAOs

495 ms

IkS5QThrYTk

IkS5QThrYTk

669 ms

bundle.min.js

bundle.min.js

74 ms

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a8bf8e_bfa4cf2b3a79425b8fd05038114afa61~mv2.jpg

117 ms

a8bf8e_7595eae0bf9c4191807a8786e700aa38~mv2_d_4032_3024_s_4_2.jpg

a8bf8e_7595eae0bf9c4191807a8786e700aa38~mv2_d_4032_3024_s_4_2.jpg

117 ms

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a8bf8e_e275940e42f649028f3124e2cd1bcc49~mv2.jpg

167 ms

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a8bf8e_3feff5d5f9594ee3af310829ad95eb34~mv2.jpg

167 ms

a8bf8e_1fd5839bbdf6478282fe5e8b13fc45a8~mv2.png

a8bf8e_1fd5839bbdf6478282fe5e8b13fc45a8~mv2.png

166 ms

Haltech.jpg

Haltech.jpg

168 ms

a8bf8e_b8bdffb51bad488d9ae752a1d0a5c7c0~mv2_d_3024_4032_s_4_2.jpg

a8bf8e_b8bdffb51bad488d9ae752a1d0a5c7c0~mv2_d_3024_4032_s_4_2.jpg

165 ms

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a8bf8e_540865cae7a245a690bbcf803d1dd4ad~mv2_d_2008_4928_s_2.jpg

165 ms

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a8bf8e_91d26b07f21b432fb27cc26087c99b1e~mv2_d_4032_3024_s_4_2.jpg

177 ms

a8bf8e_a8bcd3492998483c92d2d5d8e7853c61~mv2.jpg

a8bf8e_a8bcd3492998483c92d2d5d8e7853c61~mv2.jpg

177 ms

a8bf8e_0964df70dd714e6d8ceceb079fc66a5d~mv2_d_4032_3024_s_4_2.jpg

a8bf8e_0964df70dd714e6d8ceceb079fc66a5d~mv2_d_4032_3024_s_4_2.jpg

177 ms

a8bf8e_e4bcab82b6a8404eb285a9f09d67f22a~mv2_d_4032_3024_s_4_2.jpg

a8bf8e_e4bcab82b6a8404eb285a9f09d67f22a~mv2_d_4032_3024_s_4_2.jpg

177 ms

a8bf8e_4aef16548d74426ea6589aaf0a2e6fcb~mv2_d_4032_3024_s_4_2.jpg

a8bf8e_4aef16548d74426ea6589aaf0a2e6fcb~mv2_d_4032_3024_s_4_2.jpg

175 ms

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a8bf8e_a6e8eb7569c043bd95f1a3d52ddd6d67~mv2_d_4032_3024_s_4_2.jpg

178 ms

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181 ms

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182 ms

a8bf8e_44ecc6f879f14b83a0b3783cd1747623~mv2.jpg

a8bf8e_44ecc6f879f14b83a0b3783cd1747623~mv2.jpg

182 ms

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a8bf8e_be792c6804b140d8b815e7813cf918b3~mv2.jpg

179 ms

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184 ms

339 ms

331 ms

333 ms

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326 ms

669 ms

665 ms

664 ms

665 ms

665 ms

663 ms

www-player.css

www-player.css

32 ms

www-embed-player.js

www-embed-player.js

57 ms

base.js

base.js

95 ms

8fb1090e-b4d0-4685-ac8f-3d0c29d60130.woff

8fb1090e-b4d0-4685-ac8f-3d0c29d60130.woff

14 ms

4cefdf47-0136-4169-9933-3225dbbec9d9.woff

4cefdf47-0136-4169-9933-3225dbbec9d9.woff

26 ms

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13 ms

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1c7b5ef1-5b09-4473-8003-a974846653a7.woff

14 ms

ad_status.js

ad_status.js

421 ms

c_4ywg1qWF47nQ37M4UdlAdzhZCIUdqZM4DrD-4oTyI.js

c_4ywg1qWF47nQ37M4UdlAdzhZCIUdqZM4DrD-4oTyI.js

363 ms

embed.js

embed.js

244 ms

PSDnSI_8fd2_9pLIIjtTPWFGrcNSq3-PlrzUA6kHJn4.js

PSDnSI_8fd2_9pLIIjtTPWFGrcNSq3-PlrzUA6kHJn4.js

182 ms

mK0xWDPcwcXQhJC0zos_TWAHQXo6uV6sCgJ_cLtDow8.js

mK0xWDPcwcXQhJC0zos_TWAHQXo6uV6sCgJ_cLtDow8.js

123 ms

id

id

76 ms

KFOmCnqEu92Fr1Mu4mxM.woff

KFOmCnqEu92Fr1Mu4mxM.woff

332 ms

KFOlCnqEu92Fr1MmEU9fBBc-.woff

KFOlCnqEu92Fr1MmEU9fBBc-.woff

332 ms

Create

Create

267 ms

Create

Create

265 ms

Create

Create

303 ms

generate_204

generate_204

48 ms

qoe

qoe

22 ms

log_event

log_event

1 ms

qoe

qoe

15 ms

log_event

log_event

1 ms

qoe

qoe

16 ms

log_event

log_event

0 ms

Accessibility Review

carzperformance.com accessibility score

87

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

Links do not have a discernible name

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.

Best Practices

carzperformance.com best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

carzperformance.com SEO score

100

Search Engine Optimization Advices

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

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 Carzperformance.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 Carzperformance.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

carzperformance.com

Open Graph data is detected on the main page of Carz Performance. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: