They Sent It

Upgrade your airflow

Feel the difference

Redline360Wednesday, Sep 30, 2026 at 1:00 PM EasternKlaviyo
Redline360Upgrade your airflow
Subject
Upgrade your airflow
Preview text
Feel the difference
From
support@redline360.com
Sent
Wed Sep 30, 2026, 1:00 PM ET
Sent to
redline360.com, shop.redline360.com
Size
60 KB
Images
27
Links
27, 4 of them buttons
Subject length
20 characters

Against Redline360's usual

Sent in its busiest hour, 1 PM, which holds 27% of its emails. The subject is 20 characters; its average is 29.

Email headers

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From
Redline360 <[email protected]>
Subject
Upgrade your airflow
Date
Wed, 30 Sep 2026 17:00:37 +0000
Message-ID domain
klaviyomail.com
Return-Path domain
k3.send.redline360.com
DKIM signature
d=shared.klaviyomail.com s=def1; d=send.redline360.com s=mtd1
List-Unsubscribe
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Servers it passed through, newest first

  1. from (unnamed) by kmta-mta-green-….servers.clovesoftware.com with SMTP

Other sending headers (names only): X-Mailer-Info-Extra2, X-Mailer-Info, X-Mailer-Info-Extra, X-Kmail-Account, X-Kmail-Message, X-Kmail-Ops, X-Report-Abuse

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Sent just before and after

Oct 8, 2026 12:02 PMBuilt to respond
Oct 5, 2026 12:05 PMUpgrade Your Seat.
Oct 3, 2026 12:02 PMHeat soak is killing your power
Sep 30, 2026 1:00 PMUpgrade your airflow (this email)
Sep 27, 2026 5:01 PMTEIN suspension: built for your build
Sep 26, 2026 5:00 PMLight up your build with Spec-D
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