Would you not get something smart by using multiple smaller utxos in different addresses? I would tend to be cheaper than the 3% coinjoin fee, I think. Satoshi suggested a different address for each transaction as I recall.
Bitcoiners have undervalued this self custody tool.
https://video.nostr.build/976aeca369561bfb29e0aefa9186e4aadaa6eb5562bd10c009be4b6d7db1af39.mp4
Discussion
You would & if your coins are nonkyc then Coinjoin is less useful for you in general, especially if you expertly manage UTXOs like you are describing here.